--- configure	2012-05-02 06:17:08.000000000 +0200
+++ configure.new	2017-04-26 18:42:06.000000000 +0200
@@ -241,12 +241,7 @@
              SHAREDLIBV=libz.$VER$shared_ext
              SHAREDLIBM=libz.$VER1$shared_ext
              LDSHARED=${LDSHARED-"$cc -dynamiclib -install_name $libdir/$SHAREDLIBM -compatibility_version $VER1 -current_version $VER3"}
-             if libtool -V 2>&1 | grep Apple > /dev/null; then
-                 AR="libtool"
-             else
-                 AR="/usr/bin/libtool"
-             fi
-             ARFLAGS="-o" ;;
+             ;;
   *)             LDSHARED=${LDSHARED-"$cc -shared"} ;;
   esac
 else