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authorHeinz Wiesinger <pprkut@slackbuilds.org>2021-07-03 19:48:15 +0200
committerHeinz Wiesinger <pprkut@slackbuilds.org>2021-07-04 12:49:49 +0200
commitfd9245fe0afce3ede6aa51b99d981bdf0552f9d2 (patch)
treee3609dbbb90d32d886077f64815046468548646f /academic
parent2f27f579b440504c7677396ee8512239c3794c99 (diff)
All: Change SlackBuild shebang to /bin/bash
Signed-off-by: Heinz Wiesinger <pprkut@slackbuilds.org>
Diffstat (limited to 'academic')
-rw-r--r--academic/CAFS_divergence/CAFS_divergence.SlackBuild2
-rw-r--r--academic/CAPS_coevolution/CAPS_coevolution.SlackBuild2
-rw-r--r--academic/Data2FCS/Data2FCS.SlackBuild2
-rw-r--r--academic/DendroPy/DendroPy.SlackBuild2
-rw-r--r--academic/EMBASSY/EMBASSY.SlackBuild2
-rw-r--r--academic/EMBOSS/EMBOSS.SlackBuild2
-rw-r--r--academic/FCSalyzer/FCSalyzer.SlackBuild2
-rw-r--r--academic/FreeFem/FreeFem.SlackBuild2
-rw-r--r--academic/Gblocks/Gblocks.SlackBuild2
-rw-r--r--academic/GeoGebra/GeoGebra.SlackBuild2
-rw-r--r--academic/Gridcoin-Research/Gridcoin-Research.SlackBuild2
-rw-r--r--academic/HMMER/HMMER.SlackBuild2
-rw-r--r--academic/IGV/IGV.SlackBuild2
-rw-r--r--academic/ITK/ITK.SlackBuild2
-rw-r--r--academic/Kst/Kst.SlackBuild2
-rw-r--r--academic/MetaPhlAn2/MetaPhlAn2.SlackBuild2
-rw-r--r--academic/Mnemosyne/Mnemosyne.SlackBuild2
-rw-r--r--academic/OpenFOAM/OpenFOAM.SlackBuild2
-rw-r--r--academic/PhyML/PhyML.SlackBuild2
-rw-r--r--academic/PyAMG/PyAMG.SlackBuild2
-rw-r--r--academic/QtiPlot/QtiPlot.SlackBuild2
-rw-r--r--academic/R/R.SlackBuild2
-rw-r--r--academic/RAxML/RAxML.SlackBuild2
-rw-r--r--academic/RepeatMasker/RepeatMasker.SlackBuild2
-rw-r--r--academic/STAR/STAR.SlackBuild2
-rw-r--r--academic/SU2/SU2.SlackBuild2
-rw-r--r--academic/SeqMonk/SeqMonk.SlackBuild2
-rw-r--r--academic/Shark/Shark.SlackBuild2
-rw-r--r--academic/TreeGraph/TreeGraph.SlackBuild2
-rw-r--r--academic/ViennaRNA/ViennaRNA.SlackBuild2
-rw-r--r--academic/WEVOTE/WEVOTE.SlackBuild2
-rw-r--r--academic/WordNet/WordNet.SlackBuild2
-rw-r--r--academic/Xyce/Xyce.SlackBuild2
-rw-r--r--academic/ZeGrapher/ZeGrapher.SlackBuild2
-rw-r--r--academic/abella/abella.SlackBuild2
-rw-r--r--academic/abntex/abntex.SlackBuild2
-rw-r--r--academic/aenig4/aenig4.SlackBuild2
-rw-r--r--academic/aline/aline.SlackBuild2
-rw-r--r--academic/aliview/aliview.SlackBuild2
-rw-r--r--academic/amd/amd.SlackBuild2
-rw-r--r--academic/amplicon/amplicon.SlackBuild2
-rw-r--r--academic/amplifx/amplifx.SlackBuild2
-rw-r--r--academic/antiprism/antiprism.SlackBuild2
-rw-r--r--academic/archaeopteryx/archaeopteryx.SlackBuild2
-rw-r--r--academic/aris/aris.SlackBuild2
-rw-r--r--academic/arka/arka.SlackBuild2
-rw-r--r--academic/armadillo/armadillo.SlackBuild2
-rw-r--r--academic/arpack-ng/arpack-ng.SlackBuild2
-rw-r--r--academic/arpack/arpack.SlackBuild2
-rw-r--r--academic/artha/artha.SlackBuild2
-rw-r--r--academic/avl/avl.SlackBuild2
-rw-r--r--academic/avogadro/avogadro.SlackBuild2
-rw-r--r--academic/bcftools/bcftools.SlackBuild2
-rw-r--r--academic/bedGraphToBigWig/bedGraphToBigWig.SlackBuild2
-rw-r--r--academic/bedtools/bedtools.SlackBuild2
-rw-r--r--academic/biblesync/biblesync.SlackBuild2
-rw-r--r--academic/bibletime/bibletime.SlackBuild2
-rw-r--r--academic/bibus/bibus.SlackBuild2
-rw-r--r--academic/biopython/biopython.SlackBuild2
-rw-r--r--academic/boinc/boinc.SlackBuild2
-rw-r--r--academic/bowtie/bowtie.SlackBuild2
-rw-r--r--academic/bowtie2-legacy/bowtie2-legacy.SlackBuild2
-rw-r--r--academic/bowtie2/bowtie2.SlackBuild2
-rw-r--r--academic/bpp-core/bpp-core.SlackBuild2
-rw-r--r--academic/bpp-phyl-omics/bpp-phyl-omics.SlackBuild2
-rw-r--r--academic/bpp-phyl/bpp-phyl.SlackBuild2
-rw-r--r--academic/bpp-popgen/bpp-popgen.SlackBuild2
-rw-r--r--academic/bpp-seq-omics/bpp-seq-omics.SlackBuild2
-rw-r--r--academic/bpp-seq/bpp-seq.SlackBuild2
-rw-r--r--academic/bpp1.9-numcalc/bpp1.9-numcalc.SlackBuild2
-rw-r--r--academic/bpp1.9-phyl/bpp1.9-phyl.SlackBuild2
-rw-r--r--academic/bpp1.9-seq/bpp1.9-seq.SlackBuild2
-rw-r--r--academic/bpp1.9-utils/bpp1.9-utils.SlackBuild2
-rw-r--r--academic/bppsuite/bppsuite.SlackBuild2
-rw-r--r--academic/btf/btf.SlackBuild2
-rw-r--r--academic/bwa/bwa.SlackBuild2
-rw-r--r--academic/cadabra2/cadabra2.SlackBuild2
-rw-r--r--academic/calc/calc.SlackBuild2
-rw-r--r--academic/calcoo/calcoo.SlackBuild2
-rw-r--r--academic/camd/camd.SlackBuild2
-rw-r--r--academic/cap3/cap3.SlackBuild2
-rw-r--r--academic/cblas/cblas.SlackBuild2
-rw-r--r--academic/ccolamd/ccolamd.SlackBuild2
-rw-r--r--academic/cdo/cdo.SlackBuild2
-rw-r--r--academic/celestia/celestia.SlackBuild2
-rw-r--r--academic/chartgeany/chartgeany.SlackBuild2
-rw-r--r--academic/chemtool/chemtool.SlackBuild2
-rw-r--r--academic/cholmod/cholmod.SlackBuild2
-rw-r--r--academic/cistrome-CEAS/cistrome-CEAS.SlackBuild2
-rw-r--r--academic/cistrome-MACS/cistrome-MACS.SlackBuild2
-rw-r--r--academic/cistrome-conductGO/cistrome-conductGO.SlackBuild2
-rw-r--r--academic/cistrome-extra/cistrome-extra.SlackBuild2
-rw-r--r--academic/cistrome-mdseqpos/cistrome-mdseqpos.SlackBuild2
-rw-r--r--academic/clark-ugene/clark-ugene.SlackBuild2
-rw-r--r--academic/cld2/cld2.SlackBuild2
-rw-r--r--academic/clustalo/clustalo.SlackBuild2
-rw-r--r--academic/clustalw/clustalw.SlackBuild2
-rw-r--r--academic/clustalx/clustalx.SlackBuild2
-rw-r--r--academic/colamd/colamd.SlackBuild2
-rw-r--r--academic/colin/colin.SlackBuild2
-rw-r--r--academic/convertall/convertall.SlackBuild2
-rw-r--r--academic/copasi/copasi.SlackBuild2
-rw-r--r--academic/coq/coq.SlackBuild2
-rw-r--r--academic/cryptominisat/cryptominisat.SlackBuild2
-rw-r--r--academic/csparse/csparse.SlackBuild2
-rw-r--r--academic/cufflinks/cufflinks.SlackBuild2
-rw-r--r--academic/cutadapt/cutadapt.SlackBuild2
-rw-r--r--academic/cvc4/cvc4.SlackBuild2
-rw-r--r--academic/cxsparse/cxsparse.SlackBuild2
-rw-r--r--academic/dakota/dakota.SlackBuild2
-rw-r--r--academic/datamash/datamash.SlackBuild2
-rw-r--r--academic/diamond/diamond.SlackBuild2
-rw-r--r--academic/drawtiming/drawtiming.SlackBuild2
-rw-r--r--academic/ds9/ds9.SlackBuild2
-rw-r--r--academic/easy_spice/easy_spice.SlackBuild2
-rw-r--r--academic/ed-v6/ed-v6.SlackBuild2
-rw-r--r--academic/edsim51di/edsim51di.SlackBuild2
-rw-r--r--academic/engauge/engauge.SlackBuild2
-rw-r--r--academic/ent/ent.SlackBuild2
-rw-r--r--academic/eprover/eprover.SlackBuild2
-rw-r--r--academic/equalx/equalx.SlackBuild2
-rw-r--r--academic/ess/ess.SlackBuild2
-rw-r--r--academic/evopedia_qt/evopedia_qt.SlackBuild2
-rw-r--r--academic/exonerate/exonerate.SlackBuild2
-rw-r--r--academic/extrema/extrema.SlackBuild2
-rw-r--r--academic/fann/fann.SlackBuild2
-rw-r--r--academic/fastqc/fastqc.SlackBuild2
-rw-r--r--academic/fet/fet.SlackBuild2
-rw-r--r--academic/fiji/fiji.SlackBuild2
-rw-r--r--academic/finchtv/finchtv.SlackBuild2
-rw-r--r--academic/fityk/fityk.SlackBuild2
-rw-r--r--academic/flann/flann.SlackBuild2
-rw-r--r--academic/flashqard/flashqard.SlackBuild2
-rw-r--r--academic/flexbar/flexbar.SlackBuild2
-rw-r--r--academic/free42/free42.SlackBuild2
-rw-r--r--academic/g3data/g3data.SlackBuild2
-rw-r--r--academic/galculator/galculator.SlackBuild2
-rw-r--r--academic/gaw3/gaw3.SlackBuild2
-rw-r--r--academic/gchemutils/gchemutils.SlackBuild2
-rw-r--r--academic/gcompris-qt/gcompris-qt.SlackBuild2
-rw-r--r--academic/gcompris/gcompris.SlackBuild2
-rw-r--r--academic/geda-gaf/geda-gaf.SlackBuild2
-rw-r--r--academic/gelemental/gelemental.SlackBuild2
-rw-r--r--academic/geneconv/geneconv.SlackBuild2
-rw-r--r--academic/genius/genius.SlackBuild2
-rw-r--r--academic/genometools/genometools.SlackBuild2
-rw-r--r--academic/genpak/genpak.SlackBuild2
-rw-r--r--academic/geomview/geomview.SlackBuild2
-rw-r--r--academic/gerbv/gerbv.SlackBuild2
-rw-r--r--academic/getdp/getdp.SlackBuild2
-rw-r--r--academic/ggobi/ggobi.SlackBuild2
-rw-r--r--academic/ghemical/ghemical.SlackBuild2
-rw-r--r--academic/glpk/glpk.SlackBuild2
-rw-r--r--academic/gmsh/gmsh.SlackBuild2
-rw-r--r--academic/gnucap/gnucap.SlackBuild2
-rw-r--r--academic/gp2fasta/gp2fasta.SlackBuild2
-rw-r--r--academic/gpredict/gpredict.SlackBuild2
-rw-r--r--academic/grace/grace.SlackBuild2
-rw-r--r--academic/gresistor/gresistor.SlackBuild2
-rw-r--r--academic/gretl/gretl.SlackBuild2
-rw-r--r--academic/gri/gri.SlackBuild2
-rw-r--r--academic/grpn/grpn.SlackBuild2
-rw-r--r--academic/gspiceui/gspiceui.SlackBuild2
-rw-r--r--academic/gtkwave/gtkwave.SlackBuild2
-rw-r--r--academic/gtypist/gtypist.SlackBuild2
-rw-r--r--academic/gwyddion/gwyddion.SlackBuild2
-rw-r--r--academic/h5utils/h5utils.SlackBuild2
-rw-r--r--academic/harminv/harminv.SlackBuild2
-rw-r--r--academic/hyphy/hyphy.SlackBuild2
-rw-r--r--academic/iTest/iTest.SlackBuild2
-rw-r--r--academic/io_lib/io_lib.SlackBuild2
-rw-r--r--academic/irsim/irsim.SlackBuild2
-rw-r--r--academic/isoelectric-point/isoelectric-point.SlackBuild2
-rw-r--r--academic/itex2mml/itex2mml.SlackBuild2
-rw-r--r--academic/jalview/jalview.SlackBuild2
-rw-r--r--academic/jellyfish_k-mer/jellyfish_k-mer.SlackBuild2
-rw-r--r--academic/jpicedt/jpicedt.SlackBuild2
-rw-r--r--academic/jugglinglab/jugglinglab.SlackBuild2
-rw-r--r--academic/karma/karma.SlackBuild2
-rw-r--r--academic/kiwisolver/kiwisolver.SlackBuild2
-rw-r--r--academic/klavaro/klavaro.SlackBuild2
-rw-r--r--academic/klu/klu.SlackBuild2
-rw-r--r--academic/knime/knime.SlackBuild2
-rw-r--r--academic/kraken/kraken.SlackBuild2
-rw-r--r--academic/ktikz/ktikz.SlackBuild2
-rw-r--r--academic/kurso/kurso.SlackBuild2
-rw-r--r--academic/labplot2/labplot2.SlackBuild2
-rw-r--r--academic/ladr/ladr.SlackBuild2
-rw-r--r--academic/lalnview/lalnview.SlackBuild2
-rw-r--r--academic/lapack95/lapack95.SlackBuild2
-rw-r--r--academic/lapacke/lapacke.SlackBuild2
-rw-r--r--academic/latex2html/latex2html.SlackBuild2
-rw-r--r--academic/ldl/ldl.SlackBuild2
-rw-r--r--academic/libghemical/libghemical.SlackBuild2
-rw-r--r--academic/link-grammar/link-grammar.SlackBuild2
-rw-r--r--academic/locarna/locarna.SlackBuild2
-rw-r--r--academic/lpsolve/lpsolve.SlackBuild2
-rw-r--r--academic/mafft/mafft.SlackBuild2
-rw-r--r--academic/magic/magic.SlackBuild2
-rw-r--r--academic/mathics/mathics.SlackBuild2
-rw-r--r--academic/mathomatic/mathomatic.SlackBuild2
-rw-r--r--academic/matio/matio.SlackBuild2
-rw-r--r--academic/maxima/maxima.SlackBuild2
-rw-r--r--academic/meep/meep.SlackBuild2
-rw-r--r--academic/megax/megax.SlackBuild2
-rw-r--r--academic/meme-db-gomo/meme-db-gomo.SlackBuild2
-rw-r--r--academic/meme-db-motif/meme-db-motif.SlackBuild2
-rw-r--r--academic/meme-db-tgene/meme-db-tgene.SlackBuild2
-rw-r--r--academic/meme-suite/meme-suite.SlackBuild2
-rw-r--r--academic/mendeleydesktop/mendeleydesktop.SlackBuild2
-rw-r--r--academic/metis/metis.SlackBuild2
-rw-r--r--academic/mkDSSP/mkDSSP.SlackBuild2
-rw-r--r--academic/mpb/mpb.SlackBuild2
-rw-r--r--academic/mrbayes/mrbayes.SlackBuild2
-rw-r--r--academic/muscle/muscle.SlackBuild2
-rw-r--r--academic/ncbi-blast+/ncbi-blast+.SlackBuild2
-rw-r--r--academic/ncbi-blast/ncbi-blast.SlackBuild2
-rw-r--r--academic/ncbi-rmblastn/ncbi-rmblastn.SlackBuild2
-rw-r--r--academic/nco/nco.SlackBuild2
-rw-r--r--academic/ncview/ncview.SlackBuild2
-rw-r--r--academic/ngspice/ngspice.SlackBuild2
-rw-r--r--academic/novocraft/novocraft.SlackBuild2
-rw-r--r--academic/octave/octave.SlackBuild2
-rw-r--r--academic/openboard/openboard.SlackBuild2
-rw-r--r--academic/pal2nal/pal2nal.SlackBuild2
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-rw-r--r--academic/xephem/xephem.SlackBuild2
-rw-r--r--academic/xflr5/xflr5.SlackBuild2
-rw-r--r--academic/xfoil/xfoil.SlackBuild2
-rw-r--r--academic/xiphos/xiphos.SlackBuild2
-rw-r--r--academic/xoscope/xoscope.SlackBuild2
-rw-r--r--academic/z3/z3.SlackBuild2
-rw-r--r--academic/zotero/zotero.SlackBuild2
320 files changed, 320 insertions, 320 deletions
diff --git a/academic/CAFS_divergence/CAFS_divergence.SlackBuild b/academic/CAFS_divergence/CAFS_divergence.SlackBuild
index e8c8321324de..fae39fc8640a 100644
--- a/academic/CAFS_divergence/CAFS_divergence.SlackBuild
+++ b/academic/CAFS_divergence/CAFS_divergence.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for CAFS_divergence
diff --git a/academic/CAPS_coevolution/CAPS_coevolution.SlackBuild b/academic/CAPS_coevolution/CAPS_coevolution.SlackBuild
index 8e5ff0375c85..90f1cc1fd3a1 100644
--- a/academic/CAPS_coevolution/CAPS_coevolution.SlackBuild
+++ b/academic/CAPS_coevolution/CAPS_coevolution.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for CAPS_coevolution
diff --git a/academic/Data2FCS/Data2FCS.SlackBuild b/academic/Data2FCS/Data2FCS.SlackBuild
index 5c7f6bc4b630..05ed763793dd 100644
--- a/academic/Data2FCS/Data2FCS.SlackBuild
+++ b/academic/Data2FCS/Data2FCS.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Data2FCS
diff --git a/academic/DendroPy/DendroPy.SlackBuild b/academic/DendroPy/DendroPy.SlackBuild
index 4b54232c85d8..7011fca1ae32 100644
--- a/academic/DendroPy/DendroPy.SlackBuild
+++ b/academic/DendroPy/DendroPy.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for DendroPy
diff --git a/academic/EMBASSY/EMBASSY.SlackBuild b/academic/EMBASSY/EMBASSY.SlackBuild
index 964f45690607..b5e8e9d5a7b8 100644
--- a/academic/EMBASSY/EMBASSY.SlackBuild
+++ b/academic/EMBASSY/EMBASSY.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for EMBASSY
diff --git a/academic/EMBOSS/EMBOSS.SlackBuild b/academic/EMBOSS/EMBOSS.SlackBuild
index 1efdd01854d9..39a868ea11b9 100644
--- a/academic/EMBOSS/EMBOSS.SlackBuild
+++ b/academic/EMBOSS/EMBOSS.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for EMBOSS
diff --git a/academic/FCSalyzer/FCSalyzer.SlackBuild b/academic/FCSalyzer/FCSalyzer.SlackBuild
index fe869bd283bc..8e424344ed3e 100644
--- a/academic/FCSalyzer/FCSalyzer.SlackBuild
+++ b/academic/FCSalyzer/FCSalyzer.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for FCSalyzer
diff --git a/academic/FreeFem/FreeFem.SlackBuild b/academic/FreeFem/FreeFem.SlackBuild
index 08df0908f844..7eaf4bce3a16 100644
--- a/academic/FreeFem/FreeFem.SlackBuild
+++ b/academic/FreeFem/FreeFem.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for FreeFem
# Based on the Slackware 14.2 SlackBuild and on PKGBUILD script for freefem from AUR
diff --git a/academic/Gblocks/Gblocks.SlackBuild b/academic/Gblocks/Gblocks.SlackBuild
index 0def5eb796f8..d437123696ad 100644
--- a/academic/Gblocks/Gblocks.SlackBuild
+++ b/academic/Gblocks/Gblocks.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Gblocks
diff --git a/academic/GeoGebra/GeoGebra.SlackBuild b/academic/GeoGebra/GeoGebra.SlackBuild
index cf6bdd098f97..75f63fad4efe 100644
--- a/academic/GeoGebra/GeoGebra.SlackBuild
+++ b/academic/GeoGebra/GeoGebra.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for GeoGebra
diff --git a/academic/Gridcoin-Research/Gridcoin-Research.SlackBuild b/academic/Gridcoin-Research/Gridcoin-Research.SlackBuild
index 89063eb0560f..7df197912f04 100644
--- a/academic/Gridcoin-Research/Gridcoin-Research.SlackBuild
+++ b/academic/Gridcoin-Research/Gridcoin-Research.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Gridcoin-Research
diff --git a/academic/HMMER/HMMER.SlackBuild b/academic/HMMER/HMMER.SlackBuild
index 706a36885838..fad194ea74e4 100644
--- a/academic/HMMER/HMMER.SlackBuild
+++ b/academic/HMMER/HMMER.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for HMMER
diff --git a/academic/IGV/IGV.SlackBuild b/academic/IGV/IGV.SlackBuild
index 5174004fde0a..7943af51215b 100644
--- a/academic/IGV/IGV.SlackBuild
+++ b/academic/IGV/IGV.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for IGV
diff --git a/academic/ITK/ITK.SlackBuild b/academic/ITK/ITK.SlackBuild
index b5974946e1c0..5582ce62f0c5 100644
--- a/academic/ITK/ITK.SlackBuild
+++ b/academic/ITK/ITK.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# SlackBuild script for ITK
diff --git a/academic/Kst/Kst.SlackBuild b/academic/Kst/Kst.SlackBuild
index 527bc6ba1b6e..cd9358d98750 100644
--- a/academic/Kst/Kst.SlackBuild
+++ b/academic/Kst/Kst.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Kst
# Based on Slackware 14.1 SlackBuild and AUR PKGBUILD for Kst
# Written by Fellype do Nascimento <fellype(at)gmail.com>
diff --git a/academic/MetaPhlAn2/MetaPhlAn2.SlackBuild b/academic/MetaPhlAn2/MetaPhlAn2.SlackBuild
index c5577fd4b9eb..e3bc787e4790 100644
--- a/academic/MetaPhlAn2/MetaPhlAn2.SlackBuild
+++ b/academic/MetaPhlAn2/MetaPhlAn2.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for MetaPhlAn2
diff --git a/academic/Mnemosyne/Mnemosyne.SlackBuild b/academic/Mnemosyne/Mnemosyne.SlackBuild
index 6de86d1a4853..aa0e5dbaf51b 100644
--- a/academic/Mnemosyne/Mnemosyne.SlackBuild
+++ b/academic/Mnemosyne/Mnemosyne.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Mnemosyne
diff --git a/academic/OpenFOAM/OpenFOAM.SlackBuild b/academic/OpenFOAM/OpenFOAM.SlackBuild
index 14db24378051..c60222aa8ce2 100644
--- a/academic/OpenFOAM/OpenFOAM.SlackBuild
+++ b/academic/OpenFOAM/OpenFOAM.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for OpenFOAM
diff --git a/academic/PhyML/PhyML.SlackBuild b/academic/PhyML/PhyML.SlackBuild
index 95e11f71f2fd..78ab655510ec 100644
--- a/academic/PhyML/PhyML.SlackBuild
+++ b/academic/PhyML/PhyML.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for PhyML
diff --git a/academic/PyAMG/PyAMG.SlackBuild b/academic/PyAMG/PyAMG.SlackBuild
index 6d1b8c0aeed9..e7059b3aafc9 100644
--- a/academic/PyAMG/PyAMG.SlackBuild
+++ b/academic/PyAMG/PyAMG.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for PyAMG
diff --git a/academic/QtiPlot/QtiPlot.SlackBuild b/academic/QtiPlot/QtiPlot.SlackBuild
index db8b2102a351..5c6e70a46052 100644
--- a/academic/QtiPlot/QtiPlot.SlackBuild
+++ b/academic/QtiPlot/QtiPlot.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for QtiPlot
diff --git a/academic/R/R.SlackBuild b/academic/R/R.SlackBuild
index 3f31ad4a3842..992a3bf56f40 100644
--- a/academic/R/R.SlackBuild
+++ b/academic/R/R.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# SlackBuild script for R
diff --git a/academic/RAxML/RAxML.SlackBuild b/academic/RAxML/RAxML.SlackBuild
index 9876d1b5d8e4..79cdcce877b7 100644
--- a/academic/RAxML/RAxML.SlackBuild
+++ b/academic/RAxML/RAxML.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for RAxML
diff --git a/academic/RepeatMasker/RepeatMasker.SlackBuild b/academic/RepeatMasker/RepeatMasker.SlackBuild
index eb62ff1b11fb..af4f5262a2df 100644
--- a/academic/RepeatMasker/RepeatMasker.SlackBuild
+++ b/academic/RepeatMasker/RepeatMasker.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for RepeatMasker
diff --git a/academic/STAR/STAR.SlackBuild b/academic/STAR/STAR.SlackBuild
index d785f4692360..be33af1afd4f 100644
--- a/academic/STAR/STAR.SlackBuild
+++ b/academic/STAR/STAR.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for STAR
diff --git a/academic/SU2/SU2.SlackBuild b/academic/SU2/SU2.SlackBuild
index a32beff5c297..2a452c87019a 100644
--- a/academic/SU2/SU2.SlackBuild
+++ b/academic/SU2/SU2.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for SU2
#
diff --git a/academic/SeqMonk/SeqMonk.SlackBuild b/academic/SeqMonk/SeqMonk.SlackBuild
index 0daf7a7c12d1..429ca9250f7d 100644
--- a/academic/SeqMonk/SeqMonk.SlackBuild
+++ b/academic/SeqMonk/SeqMonk.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for SeqMonk
diff --git a/academic/Shark/Shark.SlackBuild b/academic/Shark/Shark.SlackBuild
index 62398d83721c..0c8934d475b7 100644
--- a/academic/Shark/Shark.SlackBuild
+++ b/academic/Shark/Shark.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# SlackBuild script for Shark
diff --git a/academic/TreeGraph/TreeGraph.SlackBuild b/academic/TreeGraph/TreeGraph.SlackBuild
index 68fe8e879fe2..ea04a55bf2f7 100644
--- a/academic/TreeGraph/TreeGraph.SlackBuild
+++ b/academic/TreeGraph/TreeGraph.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for TreeGraph
diff --git a/academic/ViennaRNA/ViennaRNA.SlackBuild b/academic/ViennaRNA/ViennaRNA.SlackBuild
index 8bc20e2a4559..b7ad073c7da2 100644
--- a/academic/ViennaRNA/ViennaRNA.SlackBuild
+++ b/academic/ViennaRNA/ViennaRNA.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ViennaRNA
diff --git a/academic/WEVOTE/WEVOTE.SlackBuild b/academic/WEVOTE/WEVOTE.SlackBuild
index d9031e293143..cf6a4f2a9a9b 100644
--- a/academic/WEVOTE/WEVOTE.SlackBuild
+++ b/academic/WEVOTE/WEVOTE.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for WEVOTE
diff --git a/academic/WordNet/WordNet.SlackBuild b/academic/WordNet/WordNet.SlackBuild
index 80105d9dfcc2..d69cb5216aca 100644
--- a/academic/WordNet/WordNet.SlackBuild
+++ b/academic/WordNet/WordNet.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for WordNet
diff --git a/academic/Xyce/Xyce.SlackBuild b/academic/Xyce/Xyce.SlackBuild
index 1363d6baebad..2c06bc42a27d 100644
--- a/academic/Xyce/Xyce.SlackBuild
+++ b/academic/Xyce/Xyce.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Xyce
diff --git a/academic/ZeGrapher/ZeGrapher.SlackBuild b/academic/ZeGrapher/ZeGrapher.SlackBuild
index 2a79e3142e24..18b835637de5 100644
--- a/academic/ZeGrapher/ZeGrapher.SlackBuild
+++ b/academic/ZeGrapher/ZeGrapher.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ZeGrapher
diff --git a/academic/abella/abella.SlackBuild b/academic/abella/abella.SlackBuild
index ea575be990de..9910ba5a56d8 100644
--- a/academic/abella/abella.SlackBuild
+++ b/academic/abella/abella.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for abella
# Copyright 2019 Jefferson Rocha <root@slackjeff.com.br>
# All rights reserved.
diff --git a/academic/abntex/abntex.SlackBuild b/academic/abntex/abntex.SlackBuild
index 743140f19aa4..f892d72f565c 100644
--- a/academic/abntex/abntex.SlackBuild
+++ b/academic/abntex/abntex.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for abntex
diff --git a/academic/aenig4/aenig4.SlackBuild b/academic/aenig4/aenig4.SlackBuild
index 2a7705b76f82..ac460f800102 100644
--- a/academic/aenig4/aenig4.SlackBuild
+++ b/academic/aenig4/aenig4.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for aenig4
diff --git a/academic/aline/aline.SlackBuild b/academic/aline/aline.SlackBuild
index c2c7af786cb9..bd03f27f663f 100644
--- a/academic/aline/aline.SlackBuild
+++ b/academic/aline/aline.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for aline
diff --git a/academic/aliview/aliview.SlackBuild b/academic/aliview/aliview.SlackBuild
index e72e6764d425..9439fb95ed33 100644
--- a/academic/aliview/aliview.SlackBuild
+++ b/academic/aliview/aliview.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for aliview
diff --git a/academic/amd/amd.SlackBuild b/academic/amd/amd.SlackBuild
index 57645d2d25c8..b25e4f8304e7 100644
--- a/academic/amd/amd.SlackBuild
+++ b/academic/amd/amd.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for AMD
diff --git a/academic/amplicon/amplicon.SlackBuild b/academic/amplicon/amplicon.SlackBuild
index 1d3a903e1164..91be823ff7ee 100644
--- a/academic/amplicon/amplicon.SlackBuild
+++ b/academic/amplicon/amplicon.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for amplicon
diff --git a/academic/amplifx/amplifx.SlackBuild b/academic/amplifx/amplifx.SlackBuild
index 473ab514198d..d2c5ed583151 100644
--- a/academic/amplifx/amplifx.SlackBuild
+++ b/academic/amplifx/amplifx.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for amplifx
diff --git a/academic/antiprism/antiprism.SlackBuild b/academic/antiprism/antiprism.SlackBuild
index f3c6c291e6be..5fa9b9337ad8 100644
--- a/academic/antiprism/antiprism.SlackBuild
+++ b/academic/antiprism/antiprism.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for antiprism
diff --git a/academic/archaeopteryx/archaeopteryx.SlackBuild b/academic/archaeopteryx/archaeopteryx.SlackBuild
index 466184be8958..1624fb7bb114 100644
--- a/academic/archaeopteryx/archaeopteryx.SlackBuild
+++ b/academic/archaeopteryx/archaeopteryx.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for archaeopteryx
diff --git a/academic/aris/aris.SlackBuild b/academic/aris/aris.SlackBuild
index 4d0f2a04f263..45891c9ef7bd 100644
--- a/academic/aris/aris.SlackBuild
+++ b/academic/aris/aris.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for GNU aris
diff --git a/academic/arka/arka.SlackBuild b/academic/arka/arka.SlackBuild
index 5ab90c8fd4ee..e76d6c6f573f 100644
--- a/academic/arka/arka.SlackBuild
+++ b/academic/arka/arka.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for arka
diff --git a/academic/armadillo/armadillo.SlackBuild b/academic/armadillo/armadillo.SlackBuild
index 2035220bdb21..3f4ec3e78db9 100644
--- a/academic/armadillo/armadillo.SlackBuild
+++ b/academic/armadillo/armadillo.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Armadillo
diff --git a/academic/arpack-ng/arpack-ng.SlackBuild b/academic/arpack-ng/arpack-ng.SlackBuild
index a86140d997f7..5e0e69b692e5 100644
--- a/academic/arpack-ng/arpack-ng.SlackBuild
+++ b/academic/arpack-ng/arpack-ng.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for arpack-ng
diff --git a/academic/arpack/arpack.SlackBuild b/academic/arpack/arpack.SlackBuild
index d2d2e937c414..17fd689e23ab 100644
--- a/academic/arpack/arpack.SlackBuild
+++ b/academic/arpack/arpack.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for arpack
diff --git a/academic/artha/artha.SlackBuild b/academic/artha/artha.SlackBuild
index dbb2a3bf9c44..aec9fd69d7db 100644
--- a/academic/artha/artha.SlackBuild
+++ b/academic/artha/artha.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
#
# Slackware build script for artha
#
diff --git a/academic/avl/avl.SlackBuild b/academic/avl/avl.SlackBuild
index 424ffaa5d146..2b05a0ce486d 100644
--- a/academic/avl/avl.SlackBuild
+++ b/academic/avl/avl.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for avl
diff --git a/academic/avogadro/avogadro.SlackBuild b/academic/avogadro/avogadro.SlackBuild
index 481347fe3c0c..436de706a1e0 100644
--- a/academic/avogadro/avogadro.SlackBuild
+++ b/academic/avogadro/avogadro.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Avogadro
diff --git a/academic/bcftools/bcftools.SlackBuild b/academic/bcftools/bcftools.SlackBuild
index 9576a89c84b4..1a1d0797f771 100644
--- a/academic/bcftools/bcftools.SlackBuild
+++ b/academic/bcftools/bcftools.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for samtools
diff --git a/academic/bedGraphToBigWig/bedGraphToBigWig.SlackBuild b/academic/bedGraphToBigWig/bedGraphToBigWig.SlackBuild
index 38fc505b6a39..6877ba2e612b 100644
--- a/academic/bedGraphToBigWig/bedGraphToBigWig.SlackBuild
+++ b/academic/bedGraphToBigWig/bedGraphToBigWig.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bedGraphToBigWig
diff --git a/academic/bedtools/bedtools.SlackBuild b/academic/bedtools/bedtools.SlackBuild
index be6bd137a0c4..1f736b60d35a 100644
--- a/academic/bedtools/bedtools.SlackBuild
+++ b/academic/bedtools/bedtools.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bedtools
diff --git a/academic/biblesync/biblesync.SlackBuild b/academic/biblesync/biblesync.SlackBuild
index ffe9300400e6..65d4b56b03ec 100644
--- a/academic/biblesync/biblesync.SlackBuild
+++ b/academic/biblesync/biblesync.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for biblesync
diff --git a/academic/bibletime/bibletime.SlackBuild b/academic/bibletime/bibletime.SlackBuild
index 807cf266c26a..c98a6a3bfc68 100644
--- a/academic/bibletime/bibletime.SlackBuild
+++ b/academic/bibletime/bibletime.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# A slackbuild script to build the BibleTime Sword frontend
diff --git a/academic/bibus/bibus.SlackBuild b/academic/bibus/bibus.SlackBuild
index f00affaf8a34..cfbf6e2873c1 100644
--- a/academic/bibus/bibus.SlackBuild
+++ b/academic/bibus/bibus.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bibus
diff --git a/academic/biopython/biopython.SlackBuild b/academic/biopython/biopython.SlackBuild
index 70fdc87663b4..c87da86b5d7b 100644
--- a/academic/biopython/biopython.SlackBuild
+++ b/academic/biopython/biopython.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for biopython
diff --git a/academic/boinc/boinc.SlackBuild b/academic/boinc/boinc.SlackBuild
index a35a0cce0f6e..74b7927d16ef 100644
--- a/academic/boinc/boinc.SlackBuild
+++ b/academic/boinc/boinc.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for boinc
diff --git a/academic/bowtie/bowtie.SlackBuild b/academic/bowtie/bowtie.SlackBuild
index bf9e28a92b31..7a6270347f6b 100644
--- a/academic/bowtie/bowtie.SlackBuild
+++ b/academic/bowtie/bowtie.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bowtie
diff --git a/academic/bowtie2-legacy/bowtie2-legacy.SlackBuild b/academic/bowtie2-legacy/bowtie2-legacy.SlackBuild
index 882dd6040eb9..ccb586e84848 100644
--- a/academic/bowtie2-legacy/bowtie2-legacy.SlackBuild
+++ b/academic/bowtie2-legacy/bowtie2-legacy.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bowtie2-legacy
diff --git a/academic/bowtie2/bowtie2.SlackBuild b/academic/bowtie2/bowtie2.SlackBuild
index fa8d2dfa0468..905da2ea97cf 100644
--- a/academic/bowtie2/bowtie2.SlackBuild
+++ b/academic/bowtie2/bowtie2.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bowtie2
diff --git a/academic/bpp-core/bpp-core.SlackBuild b/academic/bpp-core/bpp-core.SlackBuild
index a31698aa3f68..9d2bfa3f3bf3 100644
--- a/academic/bpp-core/bpp-core.SlackBuild
+++ b/academic/bpp-core/bpp-core.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bpp-core
diff --git a/academic/bpp-phyl-omics/bpp-phyl-omics.SlackBuild b/academic/bpp-phyl-omics/bpp-phyl-omics.SlackBuild
index 0240510b002f..5a64b3506b5d 100644
--- a/academic/bpp-phyl-omics/bpp-phyl-omics.SlackBuild
+++ b/academic/bpp-phyl-omics/bpp-phyl-omics.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bpp-phyl-omics
diff --git a/academic/bpp-phyl/bpp-phyl.SlackBuild b/academic/bpp-phyl/bpp-phyl.SlackBuild
index edd6577ea1b3..07144afa5888 100644
--- a/academic/bpp-phyl/bpp-phyl.SlackBuild
+++ b/academic/bpp-phyl/bpp-phyl.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bpp-phyl
diff --git a/academic/bpp-popgen/bpp-popgen.SlackBuild b/academic/bpp-popgen/bpp-popgen.SlackBuild
index cdf6aa186a44..fe21ba423aa9 100644
--- a/academic/bpp-popgen/bpp-popgen.SlackBuild
+++ b/academic/bpp-popgen/bpp-popgen.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bpp-popgen
diff --git a/academic/bpp-seq-omics/bpp-seq-omics.SlackBuild b/academic/bpp-seq-omics/bpp-seq-omics.SlackBuild
index eeb605770855..df7cd5ef38a7 100644
--- a/academic/bpp-seq-omics/bpp-seq-omics.SlackBuild
+++ b/academic/bpp-seq-omics/bpp-seq-omics.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bpp-seq-omics
diff --git a/academic/bpp-seq/bpp-seq.SlackBuild b/academic/bpp-seq/bpp-seq.SlackBuild
index d5376e340919..6450800ec7e0 100644
--- a/academic/bpp-seq/bpp-seq.SlackBuild
+++ b/academic/bpp-seq/bpp-seq.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bpp-seq
diff --git a/academic/bpp1.9-numcalc/bpp1.9-numcalc.SlackBuild b/academic/bpp1.9-numcalc/bpp1.9-numcalc.SlackBuild
index 1a1fd663df5d..06b06af0d94b 100644
--- a/academic/bpp1.9-numcalc/bpp1.9-numcalc.SlackBuild
+++ b/academic/bpp1.9-numcalc/bpp1.9-numcalc.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bpp1.9-utils
diff --git a/academic/bpp1.9-phyl/bpp1.9-phyl.SlackBuild b/academic/bpp1.9-phyl/bpp1.9-phyl.SlackBuild
index 2647f6a270b4..e2730706080d 100644
--- a/academic/bpp1.9-phyl/bpp1.9-phyl.SlackBuild
+++ b/academic/bpp1.9-phyl/bpp1.9-phyl.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bpp1.9-phyl
diff --git a/academic/bpp1.9-seq/bpp1.9-seq.SlackBuild b/academic/bpp1.9-seq/bpp1.9-seq.SlackBuild
index 38dc964a4c1b..2dfe19d36b2d 100644
--- a/academic/bpp1.9-seq/bpp1.9-seq.SlackBuild
+++ b/academic/bpp1.9-seq/bpp1.9-seq.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bpp1.9-seq
diff --git a/academic/bpp1.9-utils/bpp1.9-utils.SlackBuild b/academic/bpp1.9-utils/bpp1.9-utils.SlackBuild
index a34c632eadeb..d12f03158ec6 100644
--- a/academic/bpp1.9-utils/bpp1.9-utils.SlackBuild
+++ b/academic/bpp1.9-utils/bpp1.9-utils.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bpp1.9-utils
diff --git a/academic/bppsuite/bppsuite.SlackBuild b/academic/bppsuite/bppsuite.SlackBuild
index aa5417dffcf8..377465f95ee7 100644
--- a/academic/bppsuite/bppsuite.SlackBuild
+++ b/academic/bppsuite/bppsuite.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bppsuite
diff --git a/academic/btf/btf.SlackBuild b/academic/btf/btf.SlackBuild
index 619dcb650c93..cb66554c6486 100644
--- a/academic/btf/btf.SlackBuild
+++ b/academic/btf/btf.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for BTF
diff --git a/academic/bwa/bwa.SlackBuild b/academic/bwa/bwa.SlackBuild
index c4a83ad5b986..d73376a18a29 100644
--- a/academic/bwa/bwa.SlackBuild
+++ b/academic/bwa/bwa.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for bwa
diff --git a/academic/cadabra2/cadabra2.SlackBuild b/academic/cadabra2/cadabra2.SlackBuild
index f6a618c3ffe3..4b21bc8771f1 100644
--- a/academic/cadabra2/cadabra2.SlackBuild
+++ b/academic/cadabra2/cadabra2.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cadabra2
diff --git a/academic/calc/calc.SlackBuild b/academic/calc/calc.SlackBuild
index 6106aa2ca580..f4c71376e14b 100644
--- a/academic/calc/calc.SlackBuild
+++ b/academic/calc/calc.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for calc
# Copyright 2017 Dhaby Xiloj <slack.dhabyx@gmail.com>
diff --git a/academic/calcoo/calcoo.SlackBuild b/academic/calcoo/calcoo.SlackBuild
index f39f6c269aad..228edb67fa48 100644
--- a/academic/calcoo/calcoo.SlackBuild
+++ b/academic/calcoo/calcoo.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for calcoo
diff --git a/academic/camd/camd.SlackBuild b/academic/camd/camd.SlackBuild
index b7253a1abaf7..d8fbcd276408 100644
--- a/academic/camd/camd.SlackBuild
+++ b/academic/camd/camd.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for CAMD
diff --git a/academic/cap3/cap3.SlackBuild b/academic/cap3/cap3.SlackBuild
index 8e8bb63c673d..81cf8fecdb1c 100644
--- a/academic/cap3/cap3.SlackBuild
+++ b/academic/cap3/cap3.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cap3
diff --git a/academic/cblas/cblas.SlackBuild b/academic/cblas/cblas.SlackBuild
index 3a18cc1daab3..ba8ce269aa62 100644
--- a/academic/cblas/cblas.SlackBuild
+++ b/academic/cblas/cblas.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for CBLAS
diff --git a/academic/ccolamd/ccolamd.SlackBuild b/academic/ccolamd/ccolamd.SlackBuild
index 7a76de236b23..75d8a8b4f1cd 100644
--- a/academic/ccolamd/ccolamd.SlackBuild
+++ b/academic/ccolamd/ccolamd.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for CCOLAMD
diff --git a/academic/cdo/cdo.SlackBuild b/academic/cdo/cdo.SlackBuild
index 9aef1c9fdb44..2628fd43245e 100644
--- a/academic/cdo/cdo.SlackBuild
+++ b/academic/cdo/cdo.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cdo
diff --git a/academic/celestia/celestia.SlackBuild b/academic/celestia/celestia.SlackBuild
index 16f553a97075..a5dba8883996 100644
--- a/academic/celestia/celestia.SlackBuild
+++ b/academic/celestia/celestia.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for celestia
diff --git a/academic/chartgeany/chartgeany.SlackBuild b/academic/chartgeany/chartgeany.SlackBuild
index 7c9da765d86a..e899be17fafe 100644
--- a/academic/chartgeany/chartgeany.SlackBuild
+++ b/academic/chartgeany/chartgeany.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for chartgeany
diff --git a/academic/chemtool/chemtool.SlackBuild b/academic/chemtool/chemtool.SlackBuild
index c3e10daa95f0..8a0b51d7bd4b 100644
--- a/academic/chemtool/chemtool.SlackBuild
+++ b/academic/chemtool/chemtool.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for chemtool
diff --git a/academic/cholmod/cholmod.SlackBuild b/academic/cholmod/cholmod.SlackBuild
index 5ac8ce8cf7ce..ffadc35537b6 100644
--- a/academic/cholmod/cholmod.SlackBuild
+++ b/academic/cholmod/cholmod.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for CHOLMOD
diff --git a/academic/cistrome-CEAS/cistrome-CEAS.SlackBuild b/academic/cistrome-CEAS/cistrome-CEAS.SlackBuild
index 3ebf1afbc091..aedbb05118ef 100644
--- a/academic/cistrome-CEAS/cistrome-CEAS.SlackBuild
+++ b/academic/cistrome-CEAS/cistrome-CEAS.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cistrome-CEAS
diff --git a/academic/cistrome-MACS/cistrome-MACS.SlackBuild b/academic/cistrome-MACS/cistrome-MACS.SlackBuild
index 749caa51ca87..7f11c6cdd70a 100644
--- a/academic/cistrome-MACS/cistrome-MACS.SlackBuild
+++ b/academic/cistrome-MACS/cistrome-MACS.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cistrome-MACS
diff --git a/academic/cistrome-conductGO/cistrome-conductGO.SlackBuild b/academic/cistrome-conductGO/cistrome-conductGO.SlackBuild
index 1f234d87914f..f5ef3b3509f2 100644
--- a/academic/cistrome-conductGO/cistrome-conductGO.SlackBuild
+++ b/academic/cistrome-conductGO/cistrome-conductGO.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cistrome-conductGO
diff --git a/academic/cistrome-extra/cistrome-extra.SlackBuild b/academic/cistrome-extra/cistrome-extra.SlackBuild
index 3c34d6a9c77b..307914bd1a7b 100644
--- a/academic/cistrome-extra/cistrome-extra.SlackBuild
+++ b/academic/cistrome-extra/cistrome-extra.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cistrome-extra
diff --git a/academic/cistrome-mdseqpos/cistrome-mdseqpos.SlackBuild b/academic/cistrome-mdseqpos/cistrome-mdseqpos.SlackBuild
index 83c83a83c418..efe14e83a953 100644
--- a/academic/cistrome-mdseqpos/cistrome-mdseqpos.SlackBuild
+++ b/academic/cistrome-mdseqpos/cistrome-mdseqpos.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cistrome-mdseqpos
diff --git a/academic/clark-ugene/clark-ugene.SlackBuild b/academic/clark-ugene/clark-ugene.SlackBuild
index 755a1e88fa81..fea52897b03b 100644
--- a/academic/clark-ugene/clark-ugene.SlackBuild
+++ b/academic/clark-ugene/clark-ugene.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for clark-ugene
diff --git a/academic/cld2/cld2.SlackBuild b/academic/cld2/cld2.SlackBuild
index ba04d548fdcb..51d3812e2850 100644
--- a/academic/cld2/cld2.SlackBuild
+++ b/academic/cld2/cld2.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# SlackBuild script for cld2
diff --git a/academic/clustalo/clustalo.SlackBuild b/academic/clustalo/clustalo.SlackBuild
index 99566a8e7551..5c54dfec94ce 100644
--- a/academic/clustalo/clustalo.SlackBuild
+++ b/academic/clustalo/clustalo.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for clustalo
diff --git a/academic/clustalw/clustalw.SlackBuild b/academic/clustalw/clustalw.SlackBuild
index b771d8a60544..8eedb0b794d3 100644
--- a/academic/clustalw/clustalw.SlackBuild
+++ b/academic/clustalw/clustalw.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for clustalw
diff --git a/academic/clustalx/clustalx.SlackBuild b/academic/clustalx/clustalx.SlackBuild
index 0e0932e73030..8d24ef10a537 100644
--- a/academic/clustalx/clustalx.SlackBuild
+++ b/academic/clustalx/clustalx.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for clustalx
diff --git a/academic/colamd/colamd.SlackBuild b/academic/colamd/colamd.SlackBuild
index 3d2ceacd5a4d..8da546ead109 100644
--- a/academic/colamd/colamd.SlackBuild
+++ b/academic/colamd/colamd.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for COLAMD
diff --git a/academic/colin/colin.SlackBuild b/academic/colin/colin.SlackBuild
index 487197cf4d1b..d2870b64d0e1 100644
--- a/academic/colin/colin.SlackBuild
+++ b/academic/colin/colin.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# SlackBuild build script for colin
diff --git a/academic/convertall/convertall.SlackBuild b/academic/convertall/convertall.SlackBuild
index fdb395cf6cdf..7181116f0706 100644
--- a/academic/convertall/convertall.SlackBuild
+++ b/academic/convertall/convertall.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
#
# Slackware build script for convertall
#
diff --git a/academic/copasi/copasi.SlackBuild b/academic/copasi/copasi.SlackBuild
index ea41da828c28..a806eb99491c 100644
--- a/academic/copasi/copasi.SlackBuild
+++ b/academic/copasi/copasi.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for copasi
diff --git a/academic/coq/coq.SlackBuild b/academic/coq/coq.SlackBuild
index afa9d5f58f08..4ff57a01aa43 100644
--- a/academic/coq/coq.SlackBuild
+++ b/academic/coq/coq.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for coq
diff --git a/academic/cryptominisat/cryptominisat.SlackBuild b/academic/cryptominisat/cryptominisat.SlackBuild
index f8f0deea19cf..d3fed4b115fe 100644
--- a/academic/cryptominisat/cryptominisat.SlackBuild
+++ b/academic/cryptominisat/cryptominisat.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cryptominisat
diff --git a/academic/csparse/csparse.SlackBuild b/academic/csparse/csparse.SlackBuild
index 4aa1aa9612b9..f15064844ff5 100644
--- a/academic/csparse/csparse.SlackBuild
+++ b/academic/csparse/csparse.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for CSparse
diff --git a/academic/cufflinks/cufflinks.SlackBuild b/academic/cufflinks/cufflinks.SlackBuild
index acc390420c54..a09f08153b66 100644
--- a/academic/cufflinks/cufflinks.SlackBuild
+++ b/academic/cufflinks/cufflinks.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cufflinks
diff --git a/academic/cutadapt/cutadapt.SlackBuild b/academic/cutadapt/cutadapt.SlackBuild
index 3cc1761df63d..499dd8f868d5 100644
--- a/academic/cutadapt/cutadapt.SlackBuild
+++ b/academic/cutadapt/cutadapt.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cutadapt
diff --git a/academic/cvc4/cvc4.SlackBuild b/academic/cvc4/cvc4.SlackBuild
index d3a964cf03bb..14b49bcb6722 100644
--- a/academic/cvc4/cvc4.SlackBuild
+++ b/academic/cvc4/cvc4.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for cvc4
diff --git a/academic/cxsparse/cxsparse.SlackBuild b/academic/cxsparse/cxsparse.SlackBuild
index 50237f46a645..0449a750ec8e 100644
--- a/academic/cxsparse/cxsparse.SlackBuild
+++ b/academic/cxsparse/cxsparse.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for CXSparse
diff --git a/academic/dakota/dakota.SlackBuild b/academic/dakota/dakota.SlackBuild
index bd119d0e0db7..e56917bb93da 100644
--- a/academic/dakota/dakota.SlackBuild
+++ b/academic/dakota/dakota.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Dakota
diff --git a/academic/datamash/datamash.SlackBuild b/academic/datamash/datamash.SlackBuild
index 3592fdbb64ba..6c6b786bd298 100644
--- a/academic/datamash/datamash.SlackBuild
+++ b/academic/datamash/datamash.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for datamash
diff --git a/academic/diamond/diamond.SlackBuild b/academic/diamond/diamond.SlackBuild
index 196312a7c663..7dbf8eeef782 100644
--- a/academic/diamond/diamond.SlackBuild
+++ b/academic/diamond/diamond.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for diamond
diff --git a/academic/drawtiming/drawtiming.SlackBuild b/academic/drawtiming/drawtiming.SlackBuild
index 8fde14c99adb..2092fb1c193a 100644
--- a/academic/drawtiming/drawtiming.SlackBuild
+++ b/academic/drawtiming/drawtiming.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for drawtiming
diff --git a/academic/ds9/ds9.SlackBuild b/academic/ds9/ds9.SlackBuild
index 6f38b13804ba..87645fb791c8 100644
--- a/academic/ds9/ds9.SlackBuild
+++ b/academic/ds9/ds9.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ds9 (SAOImageDS9)
diff --git a/academic/easy_spice/easy_spice.SlackBuild b/academic/easy_spice/easy_spice.SlackBuild
index fed5192d9677..ec257745f3d2 100644
--- a/academic/easy_spice/easy_spice.SlackBuild
+++ b/academic/easy_spice/easy_spice.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for easy_spice
diff --git a/academic/ed-v6/ed-v6.SlackBuild b/academic/ed-v6/ed-v6.SlackBuild
index e2da7582a053..49e6ab381b3f 100644
--- a/academic/ed-v6/ed-v6.SlackBuild
+++ b/academic/ed-v6/ed-v6.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ed-v6
# Copyright 2019 Dave Woodfall <dave@slackbuilds.org>
diff --git a/academic/edsim51di/edsim51di.SlackBuild b/academic/edsim51di/edsim51di.SlackBuild
index 4f85b23a9903..e90b6b4083c3 100644
--- a/academic/edsim51di/edsim51di.SlackBuild
+++ b/academic/edsim51di/edsim51di.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for EdSim51Di
diff --git a/academic/engauge/engauge.SlackBuild b/academic/engauge/engauge.SlackBuild
index 59cf65ae7411..5497c13fefc8 100644
--- a/academic/engauge/engauge.SlackBuild
+++ b/academic/engauge/engauge.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for engauge
# written by <pedro@gepasi.org>
diff --git a/academic/ent/ent.SlackBuild b/academic/ent/ent.SlackBuild
index df134133cffa..3ffe23f9fbe4 100644
--- a/academic/ent/ent.SlackBuild
+++ b/academic/ent/ent.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ent
diff --git a/academic/eprover/eprover.SlackBuild b/academic/eprover/eprover.SlackBuild
index 5ab9c7485b10..eb4f07bd24ac 100644
--- a/academic/eprover/eprover.SlackBuild
+++ b/academic/eprover/eprover.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for eprover
diff --git a/academic/equalx/equalx.SlackBuild b/academic/equalx/equalx.SlackBuild
index 900e97e5e680..3c255a389b32 100644
--- a/academic/equalx/equalx.SlackBuild
+++ b/academic/equalx/equalx.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for equalx
diff --git a/academic/ess/ess.SlackBuild b/academic/ess/ess.SlackBuild
index 30cf88682452..4e2a39433657 100644
--- a/academic/ess/ess.SlackBuild
+++ b/academic/ess/ess.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ESS (Emacs Speaks Statistics)
diff --git a/academic/evopedia_qt/evopedia_qt.SlackBuild b/academic/evopedia_qt/evopedia_qt.SlackBuild
index 783878ba4a67..637d75e5d3d3 100644
--- a/academic/evopedia_qt/evopedia_qt.SlackBuild
+++ b/academic/evopedia_qt/evopedia_qt.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
#
# Slackware build script for evopedia
#
diff --git a/academic/exonerate/exonerate.SlackBuild b/academic/exonerate/exonerate.SlackBuild
index 6fa5c3307321..e744217d8663 100644
--- a/academic/exonerate/exonerate.SlackBuild
+++ b/academic/exonerate/exonerate.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for exonerate
diff --git a/academic/extrema/extrema.SlackBuild b/academic/extrema/extrema.SlackBuild
index d13f7d00a4ba..0c5496b8aa15 100644
--- a/academic/extrema/extrema.SlackBuild
+++ b/academic/extrema/extrema.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for extrema
diff --git a/academic/fann/fann.SlackBuild b/academic/fann/fann.SlackBuild
index cd11930822d9..50a811cb221f 100644
--- a/academic/fann/fann.SlackBuild
+++ b/academic/fann/fann.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for fann
diff --git a/academic/fastqc/fastqc.SlackBuild b/academic/fastqc/fastqc.SlackBuild
index d0add9f9cd00..aac67d92b26b 100644
--- a/academic/fastqc/fastqc.SlackBuild
+++ b/academic/fastqc/fastqc.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for fastqc
diff --git a/academic/fet/fet.SlackBuild b/academic/fet/fet.SlackBuild
index 16d49c2420e5..01a200b55952 100644
--- a/academic/fet/fet.SlackBuild
+++ b/academic/fet/fet.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for fet
diff --git a/academic/fiji/fiji.SlackBuild b/academic/fiji/fiji.SlackBuild
index 94db198e80bd..a745abbaee27 100644
--- a/academic/fiji/fiji.SlackBuild
+++ b/academic/fiji/fiji.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for fiji
diff --git a/academic/finchtv/finchtv.SlackBuild b/academic/finchtv/finchtv.SlackBuild
index a5e1b393de97..d0e30838974b 100644
--- a/academic/finchtv/finchtv.SlackBuild
+++ b/academic/finchtv/finchtv.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for finchtv
diff --git a/academic/fityk/fityk.SlackBuild b/academic/fityk/fityk.SlackBuild
index c09ec3cc5967..f16df4106ac9 100644
--- a/academic/fityk/fityk.SlackBuild
+++ b/academic/fityk/fityk.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for fityk
# Based on Slackware 14.2 SlackBuild
#
diff --git a/academic/flann/flann.SlackBuild b/academic/flann/flann.SlackBuild
index 12233f7101e8..3e21ce7deef6 100644
--- a/academic/flann/flann.SlackBuild
+++ b/academic/flann/flann.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for flann
diff --git a/academic/flashqard/flashqard.SlackBuild b/academic/flashqard/flashqard.SlackBuild
index f749eb317b7a..de4f73a8d689 100644
--- a/academic/flashqard/flashqard.SlackBuild
+++ b/academic/flashqard/flashqard.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for flashqard
# written by Mehdi Esmaeelpour ariarat@gmail.com www.slack-world.com
diff --git a/academic/flexbar/flexbar.SlackBuild b/academic/flexbar/flexbar.SlackBuild
index f4c28a8ef60e..4cb43ad9faad 100644
--- a/academic/flexbar/flexbar.SlackBuild
+++ b/academic/flexbar/flexbar.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for flexbar
diff --git a/academic/free42/free42.SlackBuild b/academic/free42/free42.SlackBuild
index 86af1ffdb04c..995fdd1bf0c5 100644
--- a/academic/free42/free42.SlackBuild
+++ b/academic/free42/free42.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for free42
diff --git a/academic/g3data/g3data.SlackBuild b/academic/g3data/g3data.SlackBuild
index 7e6b54744145..14fc2fa6081d 100644
--- a/academic/g3data/g3data.SlackBuild
+++ b/academic/g3data/g3data.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
#
# Slackware build script for g3data
#
diff --git a/academic/galculator/galculator.SlackBuild b/academic/galculator/galculator.SlackBuild
index a9bc36534ec6..3c6bdfa3b983 100644
--- a/academic/galculator/galculator.SlackBuild
+++ b/academic/galculator/galculator.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for galculator
diff --git a/academic/gaw3/gaw3.SlackBuild b/academic/gaw3/gaw3.SlackBuild
index 88a77eaf6151..063d6f7e8e0e 100644
--- a/academic/gaw3/gaw3.SlackBuild
+++ b/academic/gaw3/gaw3.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Gaw3
diff --git a/academic/gchemutils/gchemutils.SlackBuild b/academic/gchemutils/gchemutils.SlackBuild
index 55d757b41955..4b3c4f43ebc4 100644
--- a/academic/gchemutils/gchemutils.SlackBuild
+++ b/academic/gchemutils/gchemutils.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gchemutils
diff --git a/academic/gcompris-qt/gcompris-qt.SlackBuild b/academic/gcompris-qt/gcompris-qt.SlackBuild
index 82f9a43aac95..b94cd35eb5fc 100644
--- a/academic/gcompris-qt/gcompris-qt.SlackBuild
+++ b/academic/gcompris-qt/gcompris-qt.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gcompris-qt
diff --git a/academic/gcompris/gcompris.SlackBuild b/academic/gcompris/gcompris.SlackBuild
index 0d240c7b0c38..938c17479d1e 100644
--- a/academic/gcompris/gcompris.SlackBuild
+++ b/academic/gcompris/gcompris.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gcompris
diff --git a/academic/geda-gaf/geda-gaf.SlackBuild b/academic/geda-gaf/geda-gaf.SlackBuild
index e725a982f042..064d1b16ec28 100644
--- a/academic/geda-gaf/geda-gaf.SlackBuild
+++ b/academic/geda-gaf/geda-gaf.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gEDA / gaf
diff --git a/academic/gelemental/gelemental.SlackBuild b/academic/gelemental/gelemental.SlackBuild
index afa32871d82d..dcab5ae34ed2 100644
--- a/academic/gelemental/gelemental.SlackBuild
+++ b/academic/gelemental/gelemental.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gelemental
diff --git a/academic/geneconv/geneconv.SlackBuild b/academic/geneconv/geneconv.SlackBuild
index 772417e2c3a3..e364defcbf62 100644
--- a/academic/geneconv/geneconv.SlackBuild
+++ b/academic/geneconv/geneconv.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for geneconv
diff --git a/academic/genius/genius.SlackBuild b/academic/genius/genius.SlackBuild
index b1a866935561..1d054abc0c89 100644
--- a/academic/genius/genius.SlackBuild
+++ b/academic/genius/genius.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for genius
# Copyright 2009,2010,2018 Vincent Batts, vbatts@hashbangbash.com, http://hashbangbash.com/
diff --git a/academic/genometools/genometools.SlackBuild b/academic/genometools/genometools.SlackBuild
index 8fc7ba42b875..812f0bc4faf9 100644
--- a/academic/genometools/genometools.SlackBuild
+++ b/academic/genometools/genometools.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for genometools
diff --git a/academic/genpak/genpak.SlackBuild b/academic/genpak/genpak.SlackBuild
index 1e475730fd0b..42a836396a19 100644
--- a/academic/genpak/genpak.SlackBuild
+++ b/academic/genpak/genpak.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for genpak
diff --git a/academic/geomview/geomview.SlackBuild b/academic/geomview/geomview.SlackBuild
index 23786322ec4f..326e7d7a8607 100644
--- a/academic/geomview/geomview.SlackBuild
+++ b/academic/geomview/geomview.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for geomview
diff --git a/academic/gerbv/gerbv.SlackBuild b/academic/gerbv/gerbv.SlackBuild
index 9b2e8a2576fb..7c2c46d58b55 100644
--- a/academic/gerbv/gerbv.SlackBuild
+++ b/academic/gerbv/gerbv.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gerbv
diff --git a/academic/getdp/getdp.SlackBuild b/academic/getdp/getdp.SlackBuild
index 240d07302857..41fb3d678e63 100644
--- a/academic/getdp/getdp.SlackBuild
+++ b/academic/getdp/getdp.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for getdp
# Copyright 2020 Fellype do Nascimento, Campinas, Brazil
diff --git a/academic/ggobi/ggobi.SlackBuild b/academic/ggobi/ggobi.SlackBuild
index 849bbb432fed..2df9f1ef35b3 100644
--- a/academic/ggobi/ggobi.SlackBuild
+++ b/academic/ggobi/ggobi.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ggobi
# Written by Pedro Mendes pedro@gepasi.org
diff --git a/academic/ghemical/ghemical.SlackBuild b/academic/ghemical/ghemical.SlackBuild
index f1afe7370b4d..0fb705a09165 100644
--- a/academic/ghemical/ghemical.SlackBuild
+++ b/academic/ghemical/ghemical.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ghemical
diff --git a/academic/glpk/glpk.SlackBuild b/academic/glpk/glpk.SlackBuild
index 140eae9aa1f4..c2bb68fec886 100644
--- a/academic/glpk/glpk.SlackBuild
+++ b/academic/glpk/glpk.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for glpk
# Ryan P.C. McQuen | Everett, WA | ryanpcmcquen@member.fsf.org
diff --git a/academic/gmsh/gmsh.SlackBuild b/academic/gmsh/gmsh.SlackBuild
index 3632982bf43c..ab1a60aea293 100644
--- a/academic/gmsh/gmsh.SlackBuild
+++ b/academic/gmsh/gmsh.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gmsh
# Copyright 2020 Fellype do Nascimento, Campinas, Brazil
diff --git a/academic/gnucap/gnucap.SlackBuild b/academic/gnucap/gnucap.SlackBuild
index a350ac9121eb..eccd0961a145 100644
--- a/academic/gnucap/gnucap.SlackBuild
+++ b/academic/gnucap/gnucap.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Gnucap
diff --git a/academic/gp2fasta/gp2fasta.SlackBuild b/academic/gp2fasta/gp2fasta.SlackBuild
index ade5c8265329..04429f610b3c 100644
--- a/academic/gp2fasta/gp2fasta.SlackBuild
+++ b/academic/gp2fasta/gp2fasta.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gp2fasta
diff --git a/academic/gpredict/gpredict.SlackBuild b/academic/gpredict/gpredict.SlackBuild
index d2844dce1f24..292896ebecab 100644
--- a/academic/gpredict/gpredict.SlackBuild
+++ b/academic/gpredict/gpredict.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gpredict
# Yth | Pont-en-Royans, France | yth@ythogtha.org
diff --git a/academic/grace/grace.SlackBuild b/academic/grace/grace.SlackBuild
index a4005d50b933..8af988128ca9 100644
--- a/academic/grace/grace.SlackBuild
+++ b/academic/grace/grace.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for grace
diff --git a/academic/gresistor/gresistor.SlackBuild b/academic/gresistor/gresistor.SlackBuild
index a6e2f24a3e3c..10998e8ed037 100644
--- a/academic/gresistor/gresistor.SlackBuild
+++ b/academic/gresistor/gresistor.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gresistor
# Written by Erwin van Zanten <e.van.zanten.evz@gmail.com>
diff --git a/academic/gretl/gretl.SlackBuild b/academic/gretl/gretl.SlackBuild
index 2092c456994a..166d4084019c 100644
--- a/academic/gretl/gretl.SlackBuild
+++ b/academic/gretl/gretl.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Gretl
diff --git a/academic/gri/gri.SlackBuild b/academic/gri/gri.SlackBuild
index 965946ecd22e..a13681cc5136 100644
--- a/academic/gri/gri.SlackBuild
+++ b/academic/gri/gri.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gri
diff --git a/academic/grpn/grpn.SlackBuild b/academic/grpn/grpn.SlackBuild
index 43d21124e1fa..a1a08dd12729 100644
--- a/academic/grpn/grpn.SlackBuild
+++ b/academic/grpn/grpn.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for grpn
diff --git a/academic/gspiceui/gspiceui.SlackBuild b/academic/gspiceui/gspiceui.SlackBuild
index 5855a4a05e2a..bd1a49a7db45 100644
--- a/academic/gspiceui/gspiceui.SlackBuild
+++ b/academic/gspiceui/gspiceui.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Gspiceui
diff --git a/academic/gtkwave/gtkwave.SlackBuild b/academic/gtkwave/gtkwave.SlackBuild
index 2fe435439c98..c92e1069a6fc 100644
--- a/academic/gtkwave/gtkwave.SlackBuild
+++ b/academic/gtkwave/gtkwave.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Icarus Verilog compiler
# Written by Stephen Van Berg stephen_van_berg@earlicker.com.
diff --git a/academic/gtypist/gtypist.SlackBuild b/academic/gtypist/gtypist.SlackBuild
index 73df0f076f30..76b27b0ad18f 100644
--- a/academic/gtypist/gtypist.SlackBuild
+++ b/academic/gtypist/gtypist.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gtypist
# Copyright 2007-2012 Grigorios Bouzakis <grbzks@imap.cc>
diff --git a/academic/gwyddion/gwyddion.SlackBuild b/academic/gwyddion/gwyddion.SlackBuild
index 0af5356e8235..d10f93855188 100644
--- a/academic/gwyddion/gwyddion.SlackBuild
+++ b/academic/gwyddion/gwyddion.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for gwyddion
diff --git a/academic/h5utils/h5utils.SlackBuild b/academic/h5utils/h5utils.SlackBuild
index 1f85355f30c7..af859c0690f0 100644
--- a/academic/h5utils/h5utils.SlackBuild
+++ b/academic/h5utils/h5utils.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for h5utils
diff --git a/academic/harminv/harminv.SlackBuild b/academic/harminv/harminv.SlackBuild
index 34d85f200d5c..7ac682797882 100644
--- a/academic/harminv/harminv.SlackBuild
+++ b/academic/harminv/harminv.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for harminv
diff --git a/academic/hyphy/hyphy.SlackBuild b/academic/hyphy/hyphy.SlackBuild
index f7039bb235fc..c9f744d7ddad 100644
--- a/academic/hyphy/hyphy.SlackBuild
+++ b/academic/hyphy/hyphy.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for hyphy
diff --git a/academic/iTest/iTest.SlackBuild b/academic/iTest/iTest.SlackBuild
index 4d1fb23da183..8afb87259a2f 100644
--- a/academic/iTest/iTest.SlackBuild
+++ b/academic/iTest/iTest.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for iTest
diff --git a/academic/io_lib/io_lib.SlackBuild b/academic/io_lib/io_lib.SlackBuild
index bbaf736d7223..5a40b841a60e 100644
--- a/academic/io_lib/io_lib.SlackBuild
+++ b/academic/io_lib/io_lib.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for io_lib
diff --git a/academic/irsim/irsim.SlackBuild b/academic/irsim/irsim.SlackBuild
index 898c8c00dc95..48a67880ebbf 100644
--- a/academic/irsim/irsim.SlackBuild
+++ b/academic/irsim/irsim.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for IRSIM
# Written by Mauricio Martinez <eigenfilter {at} gmail [dot] com>
diff --git a/academic/isoelectric-point/isoelectric-point.SlackBuild b/academic/isoelectric-point/isoelectric-point.SlackBuild
index dc96c2f79253..0b0ab5466d30 100644
--- a/academic/isoelectric-point/isoelectric-point.SlackBuild
+++ b/academic/isoelectric-point/isoelectric-point.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for isoelectrick-point
diff --git a/academic/itex2mml/itex2mml.SlackBuild b/academic/itex2mml/itex2mml.SlackBuild
index 6b7423ba23ac..9fbc998fc684 100644
--- a/academic/itex2mml/itex2mml.SlackBuild
+++ b/academic/itex2mml/itex2mml.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for itex2mml
# Written by David Matthew Jerry Koenig <koenigdavidmj@gmail.com>
diff --git a/academic/jalview/jalview.SlackBuild b/academic/jalview/jalview.SlackBuild
index dbb2ebecda99..26220228d9a1 100644
--- a/academic/jalview/jalview.SlackBuild
+++ b/academic/jalview/jalview.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for jalview
diff --git a/academic/jellyfish_k-mer/jellyfish_k-mer.SlackBuild b/academic/jellyfish_k-mer/jellyfish_k-mer.SlackBuild
index c1456d2e0d02..adf22b080cb9 100644
--- a/academic/jellyfish_k-mer/jellyfish_k-mer.SlackBuild
+++ b/academic/jellyfish_k-mer/jellyfish_k-mer.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for jellyfish
diff --git a/academic/jpicedt/jpicedt.SlackBuild b/academic/jpicedt/jpicedt.SlackBuild
index 66402404c93c..3fd935e926a0 100644
--- a/academic/jpicedt/jpicedt.SlackBuild
+++ b/academic/jpicedt/jpicedt.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Copyright 2008 Robert Allen - slacker@slaphappygeeks.com
# All rights reserved including Creator Endowed Unalienable Rights.
diff --git a/academic/jugglinglab/jugglinglab.SlackBuild b/academic/jugglinglab/jugglinglab.SlackBuild
index a43b2b0b0c4a..7c9c88bcd3de 100644
--- a/academic/jugglinglab/jugglinglab.SlackBuild
+++ b/academic/jugglinglab/jugglinglab.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Juggling Lab
diff --git a/academic/karma/karma.SlackBuild b/academic/karma/karma.SlackBuild
index ff1ae1b5004b..c82206ddaa85 100644
--- a/academic/karma/karma.SlackBuild
+++ b/academic/karma/karma.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for karma
diff --git a/academic/kiwisolver/kiwisolver.SlackBuild b/academic/kiwisolver/kiwisolver.SlackBuild
index 06b213b48653..b5280c66218f 100644
--- a/academic/kiwisolver/kiwisolver.SlackBuild
+++ b/academic/kiwisolver/kiwisolver.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for kiwisolver
diff --git a/academic/klavaro/klavaro.SlackBuild b/academic/klavaro/klavaro.SlackBuild
index 2ad1b51b3097..0ee5953d6ee2 100644
--- a/academic/klavaro/klavaro.SlackBuild
+++ b/academic/klavaro/klavaro.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Klavaro
diff --git a/academic/klu/klu.SlackBuild b/academic/klu/klu.SlackBuild
index cff38308c685..307b252d5cd7 100644
--- a/academic/klu/klu.SlackBuild
+++ b/academic/klu/klu.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for KLU
diff --git a/academic/knime/knime.SlackBuild b/academic/knime/knime.SlackBuild
index 2f9736914ffd..a5546aea1bd9 100644
--- a/academic/knime/knime.SlackBuild
+++ b/academic/knime/knime.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for knime
# Copyright 2014 Stephen Van Berg USA
diff --git a/academic/kraken/kraken.SlackBuild b/academic/kraken/kraken.SlackBuild
index 6ab6e00d59de..ff1686c51e10 100644
--- a/academic/kraken/kraken.SlackBuild
+++ b/academic/kraken/kraken.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for kraken
diff --git a/academic/ktikz/ktikz.SlackBuild b/academic/ktikz/ktikz.SlackBuild
index 5a98183d625f..a70aaad07266 100644
--- a/academic/ktikz/ktikz.SlackBuild
+++ b/academic/ktikz/ktikz.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ktikz
diff --git a/academic/kurso/kurso.SlackBuild b/academic/kurso/kurso.SlackBuild
index 13c5777a81e2..a941526592c7 100644
--- a/academic/kurso/kurso.SlackBuild
+++ b/academic/kurso/kurso.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for kurso
diff --git a/academic/labplot2/labplot2.SlackBuild b/academic/labplot2/labplot2.SlackBuild
index f10f2442bcbb..8e1d11e4384f 100644
--- a/academic/labplot2/labplot2.SlackBuild
+++ b/academic/labplot2/labplot2.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
#
# Slackware build script for LabPlot
# Based on the Slackware 14.1 SlackBuild and AUR PKGBUILD for labplot
diff --git a/academic/ladr/ladr.SlackBuild b/academic/ladr/ladr.SlackBuild
index 1a8d75236a29..df24f66d4b5b 100644
--- a/academic/ladr/ladr.SlackBuild
+++ b/academic/ladr/ladr.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ladr
diff --git a/academic/lalnview/lalnview.SlackBuild b/academic/lalnview/lalnview.SlackBuild
index b242d041ccb9..4dcf55d0bfac 100644
--- a/academic/lalnview/lalnview.SlackBuild
+++ b/academic/lalnview/lalnview.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for lalnview
diff --git a/academic/lapack95/lapack95.SlackBuild b/academic/lapack95/lapack95.SlackBuild
index 92c113984376..3c9fb272973e 100644
--- a/academic/lapack95/lapack95.SlackBuild
+++ b/academic/lapack95/lapack95.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for lapack95
diff --git a/academic/lapacke/lapacke.SlackBuild b/academic/lapacke/lapacke.SlackBuild
index b7bac2704f08..8c3d26ee11bb 100644
--- a/academic/lapacke/lapacke.SlackBuild
+++ b/academic/lapacke/lapacke.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for LAPACKE
diff --git a/academic/latex2html/latex2html.SlackBuild b/academic/latex2html/latex2html.SlackBuild
index 550980533179..38bc8110fca8 100644
--- a/academic/latex2html/latex2html.SlackBuild
+++ b/academic/latex2html/latex2html.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for latex2html
diff --git a/academic/ldl/ldl.SlackBuild b/academic/ldl/ldl.SlackBuild
index c0b4d98c5ef8..436aa1e66d21 100644
--- a/academic/ldl/ldl.SlackBuild
+++ b/academic/ldl/ldl.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for LDL
diff --git a/academic/libghemical/libghemical.SlackBuild b/academic/libghemical/libghemical.SlackBuild
index 83caa1c70b2e..5b2fb65fc15f 100644
--- a/academic/libghemical/libghemical.SlackBuild
+++ b/academic/libghemical/libghemical.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for libghemical
diff --git a/academic/link-grammar/link-grammar.SlackBuild b/academic/link-grammar/link-grammar.SlackBuild
index ad94858ddda0..3a44f104955a 100644
--- a/academic/link-grammar/link-grammar.SlackBuild
+++ b/academic/link-grammar/link-grammar.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for link-grammar
diff --git a/academic/locarna/locarna.SlackBuild b/academic/locarna/locarna.SlackBuild
index fdeaea36f9ed..220a6d071a4a 100644
--- a/academic/locarna/locarna.SlackBuild
+++ b/academic/locarna/locarna.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for locarna
diff --git a/academic/lpsolve/lpsolve.SlackBuild b/academic/lpsolve/lpsolve.SlackBuild
index a4cfd84c1974..c1d1842bd956 100644
--- a/academic/lpsolve/lpsolve.SlackBuild
+++ b/academic/lpsolve/lpsolve.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for lp_solve
diff --git a/academic/mafft/mafft.SlackBuild b/academic/mafft/mafft.SlackBuild
index 8d2781a6fc65..c66426d7b718 100644
--- a/academic/mafft/mafft.SlackBuild
+++ b/academic/mafft/mafft.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for mafft
diff --git a/academic/magic/magic.SlackBuild b/academic/magic/magic.SlackBuild
index 31127e136a12..d2b7b7d80a70 100644
--- a/academic/magic/magic.SlackBuild
+++ b/academic/magic/magic.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for magic
# Written by Mauricio Martinez <eigenfilter {at} gmail [dot] com>
diff --git a/academic/mathics/mathics.SlackBuild b/academic/mathics/mathics.SlackBuild
index eef69863f108..690e881a7081 100644
--- a/academic/mathics/mathics.SlackBuild
+++ b/academic/mathics/mathics.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Mathics
diff --git a/academic/mathomatic/mathomatic.SlackBuild b/academic/mathomatic/mathomatic.SlackBuild
index 55b8d42f69ee..5167a7b75da4 100644
--- a/academic/mathomatic/mathomatic.SlackBuild
+++ b/academic/mathomatic/mathomatic.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for mathomatic
diff --git a/academic/matio/matio.SlackBuild b/academic/matio/matio.SlackBuild
index 899061e0b6c6..badc48e9865e 100644
--- a/academic/matio/matio.SlackBuild
+++ b/academic/matio/matio.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for matio
diff --git a/academic/maxima/maxima.SlackBuild b/academic/maxima/maxima.SlackBuild
index a42281aa78cf..b96f1e205a3f 100644
--- a/academic/maxima/maxima.SlackBuild
+++ b/academic/maxima/maxima.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for maxima
diff --git a/academic/meep/meep.SlackBuild b/academic/meep/meep.SlackBuild
index 114680d8ec36..84c160688c03 100644
--- a/academic/meep/meep.SlackBuild
+++ b/academic/meep/meep.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for meep
diff --git a/academic/megax/megax.SlackBuild b/academic/megax/megax.SlackBuild
index fc8b87c3f3ca..f1fb4a444202 100644
--- a/academic/megax/megax.SlackBuild
+++ b/academic/megax/megax.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for megax (formerly 'megacc')
# This takes the place of "megacc" in 2018, as it includes also the GUI
diff --git a/academic/meme-db-gomo/meme-db-gomo.SlackBuild b/academic/meme-db-gomo/meme-db-gomo.SlackBuild
index 29492f1679c5..1dbcfd7f342d 100644
--- a/academic/meme-db-gomo/meme-db-gomo.SlackBuild
+++ b/academic/meme-db-gomo/meme-db-gomo.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for meme-db-gomo
diff --git a/academic/meme-db-motif/meme-db-motif.SlackBuild b/academic/meme-db-motif/meme-db-motif.SlackBuild
index 35ad0a1b5a9b..8c4f18a86f88 100644
--- a/academic/meme-db-motif/meme-db-motif.SlackBuild
+++ b/academic/meme-db-motif/meme-db-motif.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for meme-db-motif
diff --git a/academic/meme-db-tgene/meme-db-tgene.SlackBuild b/academic/meme-db-tgene/meme-db-tgene.SlackBuild
index c210c50316e2..5f1acb388725 100644
--- a/academic/meme-db-tgene/meme-db-tgene.SlackBuild
+++ b/academic/meme-db-tgene/meme-db-tgene.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for meme-db-tgene
diff --git a/academic/meme-suite/meme-suite.SlackBuild b/academic/meme-suite/meme-suite.SlackBuild
index abad75f355f3..4bf704c23c6a 100644
--- a/academic/meme-suite/meme-suite.SlackBuild
+++ b/academic/meme-suite/meme-suite.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for meme-suite
diff --git a/academic/mendeleydesktop/mendeleydesktop.SlackBuild b/academic/mendeleydesktop/mendeleydesktop.SlackBuild
index 4573cfff5f30..b0d3a4d4fcfd 100644
--- a/academic/mendeleydesktop/mendeleydesktop.SlackBuild
+++ b/academic/mendeleydesktop/mendeleydesktop.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for mendeleydesktop
diff --git a/academic/metis/metis.SlackBuild b/academic/metis/metis.SlackBuild
index 5bd73be96429..e9813c100e0d 100644
--- a/academic/metis/metis.SlackBuild
+++ b/academic/metis/metis.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for METIS
diff --git a/academic/mkDSSP/mkDSSP.SlackBuild b/academic/mkDSSP/mkDSSP.SlackBuild
index a86b22daa0d9..cfa8f29b9999 100644
--- a/academic/mkDSSP/mkDSSP.SlackBuild
+++ b/academic/mkDSSP/mkDSSP.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for mkDSSP
diff --git a/academic/mpb/mpb.SlackBuild b/academic/mpb/mpb.SlackBuild
index 21919649345d..a4586b9ba9e3 100644
--- a/academic/mpb/mpb.SlackBuild
+++ b/academic/mpb/mpb.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for mpb
diff --git a/academic/mrbayes/mrbayes.SlackBuild b/academic/mrbayes/mrbayes.SlackBuild
index 540e453ed2ba..c696afee215e 100644
--- a/academic/mrbayes/mrbayes.SlackBuild
+++ b/academic/mrbayes/mrbayes.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for mrbayes
diff --git a/academic/muscle/muscle.SlackBuild b/academic/muscle/muscle.SlackBuild
index 295794095297..34fa8cb028f3 100644
--- a/academic/muscle/muscle.SlackBuild
+++ b/academic/muscle/muscle.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for muscle
diff --git a/academic/ncbi-blast+/ncbi-blast+.SlackBuild b/academic/ncbi-blast+/ncbi-blast+.SlackBuild
index 9eff044e6f56..d0d4eb8a8cd9 100644
--- a/academic/ncbi-blast+/ncbi-blast+.SlackBuild
+++ b/academic/ncbi-blast+/ncbi-blast+.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ncbi-blast+
# This takes the place of ncbi-blast-plus (2013-2019), which just
diff --git a/academic/ncbi-blast/ncbi-blast.SlackBuild b/academic/ncbi-blast/ncbi-blast.SlackBuild
index b4906122b9ed..5480bf50cdeb 100644
--- a/academic/ncbi-blast/ncbi-blast.SlackBuild
+++ b/academic/ncbi-blast/ncbi-blast.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ncbi-blast
diff --git a/academic/ncbi-rmblastn/ncbi-rmblastn.SlackBuild b/academic/ncbi-rmblastn/ncbi-rmblastn.SlackBuild
index 64e27d6c814d..f563c52988a9 100644
--- a/academic/ncbi-rmblastn/ncbi-rmblastn.SlackBuild
+++ b/academic/ncbi-rmblastn/ncbi-rmblastn.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ncbi-rmblastn
diff --git a/academic/nco/nco.SlackBuild b/academic/nco/nco.SlackBuild
index 74bd34613909..0bb634e4747b 100644
--- a/academic/nco/nco.SlackBuild
+++ b/academic/nco/nco.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for nco
diff --git a/academic/ncview/ncview.SlackBuild b/academic/ncview/ncview.SlackBuild
index daa3914316e5..e8c0e42ac74e 100644
--- a/academic/ncview/ncview.SlackBuild
+++ b/academic/ncview/ncview.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for: ncview
# Copyright (c) 2018 Ekin Akoglu <ekinakoglu@gmail.com>
diff --git a/academic/ngspice/ngspice.SlackBuild b/academic/ngspice/ngspice.SlackBuild
index 964f6d0aaff5..49e1c982f443 100644
--- a/academic/ngspice/ngspice.SlackBuild
+++ b/academic/ngspice/ngspice.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ngspice and libngspice
# Written by B. Jogai <jogaib {at} comcast [dot] net>
diff --git a/academic/novocraft/novocraft.SlackBuild b/academic/novocraft/novocraft.SlackBuild
index 0b09df16220b..e41750a2f8e3 100644
--- a/academic/novocraft/novocraft.SlackBuild
+++ b/academic/novocraft/novocraft.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for novocraft
diff --git a/academic/octave/octave.SlackBuild b/academic/octave/octave.SlackBuild
index 897e712c17f2..4416390a51b9 100644
--- a/academic/octave/octave.SlackBuild
+++ b/academic/octave/octave.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for octave
diff --git a/academic/openboard/openboard.SlackBuild b/academic/openboard/openboard.SlackBuild
index feefbf8db94d..cd40eea4d7ab 100644
--- a/academic/openboard/openboard.SlackBuild
+++ b/academic/openboard/openboard.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for openboard
diff --git a/academic/pal2nal/pal2nal.SlackBuild b/academic/pal2nal/pal2nal.SlackBuild
index 713ed18c1bcd..858ddab78d17 100644
--- a/academic/pal2nal/pal2nal.SlackBuild
+++ b/academic/pal2nal/pal2nal.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for pal2nal
diff --git a/academic/paml/paml.SlackBuild b/academic/paml/paml.SlackBuild
index 3d3a19819b7e..d7055a184afa 100644
--- a/academic/paml/paml.SlackBuild
+++ b/academic/paml/paml.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for paml
diff --git a/academic/pamlX/pamlX.SlackBuild b/academic/pamlX/pamlX.SlackBuild
index f2e73890c518..898fee3b4672 100644
--- a/academic/pamlX/pamlX.SlackBuild
+++ b/academic/pamlX/pamlX.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for pamlX
diff --git a/academic/papi/papi.SlackBuild b/academic/papi/papi.SlackBuild
index 171b276dd92b..6ec67836db44 100644
--- a/academic/papi/papi.SlackBuild
+++ b/academic/papi/papi.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
#
# Slackware build script for papi.
#
diff --git a/academic/pari/pari.SlackBuild b/academic/pari/pari.SlackBuild
index 536e7dd0d499..c2f07350af15 100644
--- a/academic/pari/pari.SlackBuild
+++ b/academic/pari/pari.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for pari/gp
diff --git a/academic/parmetis/parmetis.SlackBuild b/academic/parmetis/parmetis.SlackBuild
index ee4123af4ca0..c6ca89ad91e1 100644
--- a/academic/parmetis/parmetis.SlackBuild
+++ b/academic/parmetis/parmetis.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for parmetis
diff --git a/academic/patsy/patsy.SlackBuild b/academic/patsy/patsy.SlackBuild
index 29a4575da122..eb9855320ca0 100644
--- a/academic/patsy/patsy.SlackBuild
+++ b/academic/patsy/patsy.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for statsmodels
diff --git a/academic/pcalc/pcalc.SlackBuild b/academic/pcalc/pcalc.SlackBuild
index e3df7b6d8905..290268df1c6e 100644
--- a/academic/pcalc/pcalc.SlackBuild
+++ b/academic/pcalc/pcalc.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for pcalc
diff --git a/academic/pcb/pcb.SlackBuild b/academic/pcb/pcb.SlackBuild
index 4088a26fad86..52e807458f6a 100644
--- a/academic/pcb/pcb.SlackBuild
+++ b/academic/pcb/pcb.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for pcb
diff --git a/academic/perlprimer/perlprimer.SlackBuild b/academic/perlprimer/perlprimer.SlackBuild
index a75623a10e0b..aa421bcf9611 100644
--- a/academic/perlprimer/perlprimer.SlackBuild
+++ b/academic/perlprimer/perlprimer.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for perlprimer
diff --git a/academic/pianobooster/pianobooster.SlackBuild b/academic/pianobooster/pianobooster.SlackBuild
index d2527905a8e8..1c4ccc89a677 100644
--- a/academic/pianobooster/pianobooster.SlackBuild
+++ b/academic/pianobooster/pianobooster.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for pianobooster
diff --git a/academic/plasmidomics/plasmidomics.SlackBuild b/academic/plasmidomics/plasmidomics.SlackBuild
index 97b60e3e6263..34e612d7c30a 100644
--- a/academic/plasmidomics/plasmidomics.SlackBuild
+++ b/academic/plasmidomics/plasmidomics.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for plasmidomics
diff --git a/academic/prank-msa/prank-msa.SlackBuild b/academic/prank-msa/prank-msa.SlackBuild
index c69843d37ee6..7db23355b1c2 100644
--- a/academic/prank-msa/prank-msa.SlackBuild
+++ b/academic/prank-msa/prank-msa.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for prank-msa
diff --git a/academic/primer3/primer3.SlackBuild b/academic/primer3/primer3.SlackBuild
index 9c2fdbb2513a..af0af4c31125 100644
--- a/academic/primer3/primer3.SlackBuild
+++ b/academic/primer3/primer3.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for primer3
diff --git a/academic/pspp/pspp.SlackBuild b/academic/pspp/pspp.SlackBuild
index d1bc94c53ac3..23e8143f8214 100644
--- a/academic/pspp/pspp.SlackBuild
+++ b/academic/pspp/pspp.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for pspp
diff --git a/academic/pulseview/pulseview.SlackBuild b/academic/pulseview/pulseview.SlackBuild
index 65f1943ebfd0..77491339cca3 100644
--- a/academic/pulseview/pulseview.SlackBuild
+++ b/academic/pulseview/pulseview.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for PulseView
diff --git a/academic/pyCRAC/pyCRAC.SlackBuild b/academic/pyCRAC/pyCRAC.SlackBuild
index 6482133f42d9..95b928d7255e 100644
--- a/academic/pyCRAC/pyCRAC.SlackBuild
+++ b/academic/pyCRAC/pyCRAC.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for pyCRAC
diff --git a/academic/pyfits/pyfits.SlackBuild b/academic/pyfits/pyfits.SlackBuild
index 0c4e98b2d74f..c166ec08395a 100644
--- a/academic/pyfits/pyfits.SlackBuild
+++ b/academic/pyfits/pyfits.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for PyFITS.
diff --git a/academic/pysam/pysam.SlackBuild b/academic/pysam/pysam.SlackBuild
index dcbc06e1a63d..563ef611986f 100644
--- a/academic/pysam/pysam.SlackBuild
+++ b/academic/pysam/pysam.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for pysam
diff --git a/academic/qalculate-gtk/qalculate-gtk.SlackBuild b/academic/qalculate-gtk/qalculate-gtk.SlackBuild
index 62576920e9a0..edac997f4985 100644
--- a/academic/qalculate-gtk/qalculate-gtk.SlackBuild
+++ b/academic/qalculate-gtk/qalculate-gtk.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for qalculate-gtk
diff --git a/academic/qcl/qcl.SlackBuild b/academic/qcl/qcl.SlackBuild
index 535b4f9aba55..9c5da427e1d1 100644
--- a/academic/qcl/qcl.SlackBuild
+++ b/academic/qcl/qcl.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for qcl
diff --git a/academic/qhull/qhull.SlackBuild b/academic/qhull/qhull.SlackBuild
index ec8f8a6b1ba2..9aca068b2347 100644
--- a/academic/qhull/qhull.SlackBuild
+++ b/academic/qhull/qhull.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for qhull
diff --git a/academic/qrupdate/qrupdate.SlackBuild b/academic/qrupdate/qrupdate.SlackBuild
index 2e3084200083..462e25c4d721 100644
--- a/academic/qrupdate/qrupdate.SlackBuild
+++ b/academic/qrupdate/qrupdate.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for qrupdate
diff --git a/academic/qucs/qucs.SlackBuild b/academic/qucs/qucs.SlackBuild
index dd8b555edb4a..c2274f8cab86 100644
--- a/academic/qucs/qucs.SlackBuild
+++ b/academic/qucs/qucs.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Qucs
diff --git a/academic/rbio/rbio.SlackBuild b/academic/rbio/rbio.SlackBuild
index e83a5cbc384b..b1c29621f50c 100644
--- a/academic/rbio/rbio.SlackBuild
+++ b/academic/rbio/rbio.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for RBio
diff --git a/academic/reduce-algebra/reduce-algebra.SlackBuild b/academic/reduce-algebra/reduce-algebra.SlackBuild
index a843ef1d3af6..d2573209bf07 100644
--- a/academic/reduce-algebra/reduce-algebra.SlackBuild
+++ b/academic/reduce-algebra/reduce-algebra.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for reduce-algebra
diff --git a/academic/root/root.SlackBuild b/academic/root/root.SlackBuild
index e0ec409dca2e..ff537520aae6 100644
--- a/academic/root/root.SlackBuild
+++ b/academic/root/root.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ROOT
diff --git a/academic/rpy2/rpy2.SlackBuild b/academic/rpy2/rpy2.SlackBuild
index b31616bdbe42..7c7c01d1b37d 100644
--- a/academic/rpy2/rpy2.SlackBuild
+++ b/academic/rpy2/rpy2.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
#
# SlackBuild for rpy2
#
diff --git a/academic/sage-bin/sage-bin.SlackBuild b/academic/sage-bin/sage-bin.SlackBuild
index 90c381a8944a..75b5a68b8f12 100644
--- a/academic/sage-bin/sage-bin.SlackBuild
+++ b/academic/sage-bin/sage-bin.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for sage-bin
diff --git a/academic/sage/sage.SlackBuild b/academic/sage/sage.SlackBuild
index a12b219fa72c..10a0ebb0f217 100644
--- a/academic/sage/sage.SlackBuild
+++ b/academic/sage/sage.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for sage
# Written by Jack Maddox <jack@auburn.edu>
diff --git a/academic/samtools-legacy/samtools-legacy.SlackBuild b/academic/samtools-legacy/samtools-legacy.SlackBuild
index 2ea55ec14acc..94c4e1d654df 100644
--- a/academic/samtools-legacy/samtools-legacy.SlackBuild
+++ b/academic/samtools-legacy/samtools-legacy.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for samtools-legacy
diff --git a/academic/samtools/samtools.SlackBuild b/academic/samtools/samtools.SlackBuild
index 2a3a78438296..6af27a0e0a97 100644
--- a/academic/samtools/samtools.SlackBuild
+++ b/academic/samtools/samtools.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for samtools
diff --git a/academic/scidavis/scidavis.SlackBuild b/academic/scidavis/scidavis.SlackBuild
index 780008009141..6c4bdd234680 100644
--- a/academic/scidavis/scidavis.SlackBuild
+++ b/academic/scidavis/scidavis.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for SciDAVis
# Based on the Slackware 14.2 SlackBuild
diff --git a/academic/scilab/scilab.SlackBuild b/academic/scilab/scilab.SlackBuild
index 56e6904a6707..10f1fe396924 100644
--- a/academic/scilab/scilab.SlackBuild
+++ b/academic/scilab/scilab.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Scilab
diff --git a/academic/scipy/scipy.SlackBuild b/academic/scipy/scipy.SlackBuild
index 043194c1018e..1e6c8dce134c 100644
--- a/academic/scipy/scipy.SlackBuild
+++ b/academic/scipy/scipy.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Build script for the Python SciPy package
diff --git a/academic/scipy3/scipy3.SlackBuild b/academic/scipy3/scipy3.SlackBuild
index bd54ad5152e4..d60cdbc4de11 100644
--- a/academic/scipy3/scipy3.SlackBuild
+++ b/academic/scipy3/scipy3.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Build script for the Python SciPy package to be used with python 3
diff --git a/academic/seaview/seaview.SlackBuild b/academic/seaview/seaview.SlackBuild
index 015ea48cfed1..c4f650d50f2b 100644
--- a/academic/seaview/seaview.SlackBuild
+++ b/academic/seaview/seaview.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for seaview
diff --git a/academic/seqkit/seqkit.SlackBuild b/academic/seqkit/seqkit.SlackBuild
index 2a44ec60277e..eaf54925fa37 100644
--- a/academic/seqkit/seqkit.SlackBuild
+++ b/academic/seqkit/seqkit.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for seqkit
diff --git a/academic/sequence-analysis/sequence-analysis.SlackBuild b/academic/sequence-analysis/sequence-analysis.SlackBuild
index 82a4a76adffc..18c1ded229dd 100644
--- a/academic/sequence-analysis/sequence-analysis.SlackBuild
+++ b/academic/sequence-analysis/sequence-analysis.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for sequence-analysis
diff --git a/academic/sigrok-cli/sigrok-cli.SlackBuild b/academic/sigrok-cli/sigrok-cli.SlackBuild
index 2409d136e32c..6abd525ae914 100644
--- a/academic/sigrok-cli/sigrok-cli.SlackBuild
+++ b/academic/sigrok-cli/sigrok-cli.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for sigrok-cli
diff --git a/academic/siril/siril.SlackBuild b/academic/siril/siril.SlackBuild
index 03073692f255..71bcb80b05a0 100644
--- a/academic/siril/siril.SlackBuild
+++ b/academic/siril/siril.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for siril
diff --git a/academic/smath-studio/smath-studio.SlackBuild b/academic/smath-studio/smath-studio.SlackBuild
index 961bc97f332e..19c2c741868f 100644
--- a/academic/smath-studio/smath-studio.SlackBuild
+++ b/academic/smath-studio/smath-studio.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for SMath Studio
diff --git a/academic/snpEff/snpEff.SlackBuild b/academic/snpEff/snpEff.SlackBuild
index d7d3a061621a..83c7941c0d66 100644
--- a/academic/snpEff/snpEff.SlackBuild
+++ b/academic/snpEff/snpEff.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for snpEff
diff --git a/academic/solfege/solfege.SlackBuild b/academic/solfege/solfege.SlackBuild
index dff0e2386b02..6e952593df0e 100644
--- a/academic/solfege/solfege.SlackBuild
+++ b/academic/solfege/solfege.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for solfege
# Written by Phillip Warner <pc_warner@yahoo.com>
diff --git a/academic/spades/spades.SlackBuild b/academic/spades/spades.SlackBuild
index 46d4ee1c4a53..40c861f804b1 100644
--- a/academic/spades/spades.SlackBuild
+++ b/academic/spades/spades.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for spades
diff --git a/academic/speedcrunch/speedcrunch.SlackBuild b/academic/speedcrunch/speedcrunch.SlackBuild
index a728cc46ddf2..504403d87e9f 100644
--- a/academic/speedcrunch/speedcrunch.SlackBuild
+++ b/academic/speedcrunch/speedcrunch.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for speedcrunch
diff --git a/academic/spiceopus/spiceopus.SlackBuild b/academic/spiceopus/spiceopus.SlackBuild
index ea63f086d04e..426e94cc4905 100644
--- a/academic/spiceopus/spiceopus.SlackBuild
+++ b/academic/spiceopus/spiceopus.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for SpiceOpus
diff --git a/academic/spidey/spidey.SlackBuild b/academic/spidey/spidey.SlackBuild
index fe3ff2bf654e..45bb2e0f7b45 100644
--- a/academic/spidey/spidey.SlackBuild
+++ b/academic/spidey/spidey.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Copyright 2011-2021 Petar Petrov slackalaxy@gmail.com
# All rights reserved.
diff --git a/academic/spqr/spqr.SlackBuild b/academic/spqr/spqr.SlackBuild
index 0ce28905bcf5..a9b44d9dc4de 100644
--- a/academic/spqr/spqr.SlackBuild
+++ b/academic/spqr/spqr.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for SPQR
diff --git a/academic/squizz/squizz.SlackBuild b/academic/squizz/squizz.SlackBuild
index 0f2f43d0468b..d01b31ea1c39 100644
--- a/academic/squizz/squizz.SlackBuild
+++ b/academic/squizz/squizz.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for squizz
diff --git a/academic/staden/staden.SlackBuild b/academic/staden/staden.SlackBuild
index ff2bc7b63f6a..4808c9ec11b3 100644
--- a/academic/staden/staden.SlackBuild
+++ b/academic/staden/staden.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for staden
diff --git a/academic/stellarium/stellarium.SlackBuild b/academic/stellarium/stellarium.SlackBuild
index 890804a05918..6793538d4621 100644
--- a/academic/stellarium/stellarium.SlackBuild
+++ b/academic/stellarium/stellarium.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for stellarium
# Copyright 2008 Alan Alberghini <414N@slacky.it>
diff --git a/academic/stringtie/stringtie.SlackBuild b/academic/stringtie/stringtie.SlackBuild
index 2ebc44289d77..55e72507a9b4 100644
--- a/academic/stringtie/stringtie.SlackBuild
+++ b/academic/stringtie/stringtie.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for stringtie
diff --git a/academic/suitesparse/suitesparse.SlackBuild b/academic/suitesparse/suitesparse.SlackBuild
index d6c58c0183e1..c54a66bcbe7e 100644
--- a/academic/suitesparse/suitesparse.SlackBuild
+++ b/academic/suitesparse/suitesparse.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for suitesparse
diff --git a/academic/suitesparseconfig/suitesparseconfig.SlackBuild b/academic/suitesparseconfig/suitesparseconfig.SlackBuild
index 1845c790c9e3..f1736642375d 100644
--- a/academic/suitesparseconfig/suitesparseconfig.SlackBuild
+++ b/academic/suitesparseconfig/suitesparseconfig.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for SuiteSparse_config
diff --git a/academic/sundials/sundials.SlackBuild b/academic/sundials/sundials.SlackBuild
index 149f9bd77139..3dab122f333d 100644
--- a/academic/sundials/sundials.SlackBuild
+++ b/academic/sundials/sundials.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for sundials
diff --git a/academic/sword-data-kjv/sword-data-kjv.SlackBuild b/academic/sword-data-kjv/sword-data-kjv.SlackBuild
index add1aa9c0912..23496b07c3f2 100644
--- a/academic/sword-data-kjv/sword-data-kjv.SlackBuild
+++ b/academic/sword-data-kjv/sword-data-kjv.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for sword-data-kjv
diff --git a/academic/sword/sword.SlackBuild b/academic/sword/sword.SlackBuild
index 9f12ed43b11a..8fc89f962601 100644
--- a/academic/sword/sword.SlackBuild
+++ b/academic/sword/sword.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for sword
diff --git a/academic/t_coffee/t_coffee.SlackBuild b/academic/t_coffee/t_coffee.SlackBuild
index ac77a92865bd..ff698095e9b8 100644
--- a/academic/t_coffee/t_coffee.SlackBuild
+++ b/academic/t_coffee/t_coffee.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for t_coffee
diff --git a/academic/tabix-legacy/tabix-legacy.SlackBuild b/academic/tabix-legacy/tabix-legacy.SlackBuild
index 68783a455af4..5909ccaf8235 100644
--- a/academic/tabix-legacy/tabix-legacy.SlackBuild
+++ b/academic/tabix-legacy/tabix-legacy.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for tabix-legacy
diff --git a/academic/tiemu/tiemu.SlackBuild b/academic/tiemu/tiemu.SlackBuild
index 19e4cbaca568..3a3c0c9aaa10 100644
--- a/academic/tiemu/tiemu.SlackBuild
+++ b/academic/tiemu/tiemu.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackbuild for tiemu
diff --git a/academic/tilem/tilem.SlackBuild b/academic/tilem/tilem.SlackBuild
index dfd94682397e..ae1254d57ac6 100644
--- a/academic/tilem/tilem.SlackBuild
+++ b/academic/tilem/tilem.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackbuild for tilem
diff --git a/academic/tilem2/tilem2.SlackBuild b/academic/tilem2/tilem2.SlackBuild
index 44510828a7d7..454070e99e40 100644
--- a/academic/tilem2/tilem2.SlackBuild
+++ b/academic/tilem2/tilem2.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackbuild for tilem2
diff --git a/academic/tkgate/tkgate.SlackBuild b/academic/tkgate/tkgate.SlackBuild
index a51cc6af0b11..980c81018c16 100644
--- a/academic/tkgate/tkgate.SlackBuild
+++ b/academic/tkgate/tkgate.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for tkgate
diff --git a/academic/topdraw/topdraw.SlackBuild b/academic/topdraw/topdraw.SlackBuild
index d2d1ff25ef0d..fa7b7853ceb7 100644
--- a/academic/topdraw/topdraw.SlackBuild
+++ b/academic/topdraw/topdraw.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for topdraw
diff --git a/academic/tophat/tophat.SlackBuild b/academic/tophat/tophat.SlackBuild
index eb2f73d7dbe4..94f1f6534697 100644
--- a/academic/tophat/tophat.SlackBuild
+++ b/academic/tophat/tophat.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for tophat
diff --git a/academic/treebest-ensembl/treebest-ensembl.SlackBuild b/academic/treebest-ensembl/treebest-ensembl.SlackBuild
index e4879d1cdc5e..0e83db1ecba7 100644
--- a/academic/treebest-ensembl/treebest-ensembl.SlackBuild
+++ b/academic/treebest-ensembl/treebest-ensembl.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for treebest
diff --git a/academic/treerecs/treerecs.SlackBuild b/academic/treerecs/treerecs.SlackBuild
index e6e6aa7088b8..570e58b4970b 100644
--- a/academic/treerecs/treerecs.SlackBuild
+++ b/academic/treerecs/treerecs.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for treerecs
diff --git a/academic/treeviewx/treeviewx.SlackBuild b/academic/treeviewx/treeviewx.SlackBuild
index 5bce399335ff..14006918eb81 100644
--- a/academic/treeviewx/treeviewx.SlackBuild
+++ b/academic/treeviewx/treeviewx.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for treeviewx
diff --git a/academic/trfind/trfind.SlackBuild b/academic/trfind/trfind.SlackBuild
index 1a163abb6b24..6371cac12fae 100644
--- a/academic/trfind/trfind.SlackBuild
+++ b/academic/trfind/trfind.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for trfind
diff --git a/academic/trimmomatic/trimmomatic.SlackBuild b/academic/trimmomatic/trimmomatic.SlackBuild
index 5fd03bb77511..c37092162ece 100644
--- a/academic/trimmomatic/trimmomatic.SlackBuild
+++ b/academic/trimmomatic/trimmomatic.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for trimmomatic
diff --git a/academic/tuxmath/tuxmath.SlackBuild b/academic/tuxmath/tuxmath.SlackBuild
index 21f4afe6e3a7..03f9e98c2b59 100644
--- a/academic/tuxmath/tuxmath.SlackBuild
+++ b/academic/tuxmath/tuxmath.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for tuxmath
diff --git a/academic/tuxtype2/tuxtype2.SlackBuild b/academic/tuxtype2/tuxtype2.SlackBuild
index c4db983a51d4..dc6a8d3bdd61 100644
--- a/academic/tuxtype2/tuxtype2.SlackBuild
+++ b/academic/tuxtype2/tuxtype2.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for Tux Typing 2
diff --git a/academic/ucsc-blat/ucsc-blat.SlackBuild b/academic/ucsc-blat/ucsc-blat.SlackBuild
index a509dd38e4f9..5d6a9a09754b 100644
--- a/academic/ucsc-blat/ucsc-blat.SlackBuild
+++ b/academic/ucsc-blat/ucsc-blat.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ucsc-blat
diff --git a/academic/ugene/ugene.SlackBuild b/academic/ugene/ugene.SlackBuild
index 0fa277e79431..efcb9f117cba 100644
--- a/academic/ugene/ugene.SlackBuild
+++ b/academic/ugene/ugene.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for ugene
diff --git a/academic/umfpack/umfpack.SlackBuild b/academic/umfpack/umfpack.SlackBuild
index 046a2501b6d6..c8b324aa48da 100644
--- a/academic/umfpack/umfpack.SlackBuild
+++ b/academic/umfpack/umfpack.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for UMFPACK
diff --git a/academic/units/units.SlackBuild b/academic/units/units.SlackBuild
index 188212ddbd6c..ea02baf4b706 100644
--- a/academic/units/units.SlackBuild
+++ b/academic/units/units.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# vim: et ts=2 sw=2
# Slackware build script for gnu units
diff --git a/academic/vCAPS_coevolution/vCAPS_coevolution.SlackBuild b/academic/vCAPS_coevolution/vCAPS_coevolution.SlackBuild
index ee8ff07353f4..2e02b9844bb6 100644
--- a/academic/vCAPS_coevolution/vCAPS_coevolution.SlackBuild
+++ b/academic/vCAPS_coevolution/vCAPS_coevolution.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for vCAPS_coevolution
diff --git a/academic/vcftools/vcftools.SlackBuild b/academic/vcftools/vcftools.SlackBuild
index e3d96f1230fa..83fddb2bb1cd 100644
--- a/academic/vcftools/vcftools.SlackBuild
+++ b/academic/vcftools/vcftools.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for vcftools
diff --git a/academic/verilator/verilator.SlackBuild b/academic/verilator/verilator.SlackBuild
index 3b410de54d47..f4483d2e972e 100644
--- a/academic/verilator/verilator.SlackBuild
+++ b/academic/verilator/verilator.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for verilator
diff --git a/academic/verilog/verilog.SlackBuild b/academic/verilog/verilog.SlackBuild
index 8de6a9a6a624..3fcefcb73b9f 100644
--- a/academic/verilog/verilog.SlackBuild
+++ b/academic/verilog/verilog.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
#Slackware build script for Icarus Verilog compiler
#Written by Stephen Van Berg stephen_van_berg@earlicker.com.
diff --git a/academic/veusz/veusz.SlackBuild b/academic/veusz/veusz.SlackBuild
index 6be6101ac484..8966567b1b5e 100644
--- a/academic/veusz/veusz.SlackBuild
+++ b/academic/veusz/veusz.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for veusz
# Based on Slackware 14.2 SlackBuild and Andrea Sciucca's SlackBuild for veusz
#
diff --git a/academic/wehi-cellsymphony/wehi-cellsymphony.SlackBuild b/academic/wehi-cellsymphony/wehi-cellsymphony.SlackBuild
index 5e1ee07d5da2..00a1d26d0804 100644
--- a/academic/wehi-cellsymphony/wehi-cellsymphony.SlackBuild
+++ b/academic/wehi-cellsymphony/wehi-cellsymphony.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for wehi-cellsymphony
diff --git a/academic/wehi-deid/wehi-deid.SlackBuild b/academic/wehi-deid/wehi-deid.SlackBuild
index 168fe5500af6..306c79184d92 100644
--- a/academic/wehi-deid/wehi-deid.SlackBuild
+++ b/academic/wehi-deid/wehi-deid.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for wehi-deid
diff --git a/academic/wehi-hackit/wehi-hackit.SlackBuild b/academic/wehi-hackit/wehi-hackit.SlackBuild
index 3415d5e9cbaa..361d6b893f1f 100644
--- a/academic/wehi-hackit/wehi-hackit.SlackBuild
+++ b/academic/wehi-hackit/wehi-hackit.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for wehi-hackit
diff --git a/academic/wehi-weasel/wehi-weasel.SlackBuild b/academic/wehi-weasel/wehi-weasel.SlackBuild
index 9c13473a8a68..8b2a798b2413 100644
--- a/academic/wehi-weasel/wehi-weasel.SlackBuild
+++ b/academic/wehi-weasel/wehi-weasel.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for wehi-weasel
diff --git a/academic/wmcalc/wmcalc.SlackBuild b/academic/wmcalc/wmcalc.SlackBuild
index 0b75dc766c72..7c86f3541dbf 100644
--- a/academic/wmcalc/wmcalc.SlackBuild
+++ b/academic/wmcalc/wmcalc.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for wmcalc
#
diff --git a/academic/wxMaxima/wxMaxima.SlackBuild b/academic/wxMaxima/wxMaxima.SlackBuild
index 80b7aa18e0da..fdb0e9acee27 100644
--- a/academic/wxMaxima/wxMaxima.SlackBuild
+++ b/academic/wxMaxima/wxMaxima.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for wxMaxima
diff --git a/academic/xcircuit/xcircuit.SlackBuild b/academic/xcircuit/xcircuit.SlackBuild
index 2336153e6cef..32985878d6a5 100644
--- a/academic/xcircuit/xcircuit.SlackBuild
+++ b/academic/xcircuit/xcircuit.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for grace
# Written by B. Jogai <jogaib {at} comcast [dot] net>
diff --git a/academic/xephem/xephem.SlackBuild b/academic/xephem/xephem.SlackBuild
index 6e37dde39827..f6f7cada30d0 100644
--- a/academic/xephem/xephem.SlackBuild
+++ b/academic/xephem/xephem.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for xephem
diff --git a/academic/xflr5/xflr5.SlackBuild b/academic/xflr5/xflr5.SlackBuild
index 48a6186c6312..297f9891d707 100644
--- a/academic/xflr5/xflr5.SlackBuild
+++ b/academic/xflr5/xflr5.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for xflr5
diff --git a/academic/xfoil/xfoil.SlackBuild b/academic/xfoil/xfoil.SlackBuild
index 16775a30640d..0ec714e1d5d0 100644
--- a/academic/xfoil/xfoil.SlackBuild
+++ b/academic/xfoil/xfoil.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for xfoil
diff --git a/academic/xiphos/xiphos.SlackBuild b/academic/xiphos/xiphos.SlackBuild
index f1f484b97169..60f18b25f64f 100644
--- a/academic/xiphos/xiphos.SlackBuild
+++ b/academic/xiphos/xiphos.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for xiphos
diff --git a/academic/xoscope/xoscope.SlackBuild b/academic/xoscope/xoscope.SlackBuild
index 0585c6dcb36a..36a63d61f60b 100644
--- a/academic/xoscope/xoscope.SlackBuild
+++ b/academic/xoscope/xoscope.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for xoscope
diff --git a/academic/z3/z3.SlackBuild b/academic/z3/z3.SlackBuild
index 741a7c6e4aaa..907dc847404c 100644
--- a/academic/z3/z3.SlackBuild
+++ b/academic/z3/z3.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for z3
diff --git a/academic/zotero/zotero.SlackBuild b/academic/zotero/zotero.SlackBuild
index 8ad1d6a0148d..d3684ec5b1c4 100644
--- a/academic/zotero/zotero.SlackBuild
+++ b/academic/zotero/zotero.SlackBuild
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# Slackware build script for zotero