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authorChristian Grothoff <christian@grothoff.org>2016-06-20 10:20:13 +0200
committerChristian Grothoff <christian@grothoff.org>2016-06-20 10:20:13 +0200
commit892a6dfc794599ac05c1280727eda22397a73a98 (patch)
treebc26f76d11097c3f620965cba2290e89eedc432a /configure.ac
parent2693f5cfc5a4ebc167760b637ada05cc61e30044 (diff)
use c99
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 850bdf6c..c862b544 100644
--- a/configure.ac
+++ b/configure.ac
@@ -19,6 +19,7 @@ LT_INIT
# Checks for programs.
AC_PROG_CC
+AC_PROG_CC_C99
CFLAGS="-Wall $CFLAGS"