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$NetBSD: patch-ab,v 1.3 2007/06/12 22:20:09 joerg Exp $
--- configure.in.orig 2005-04-26 13:17:09.000000000 +0000
+++ configure.in
@@ -16,12 +16,14 @@ if test "x$M4" = "xnotfound"; then
AC_MSG_ERROR([M4 is required])
else
ac_m4_vers=`$M4 --version 2>/dev/null | head -1` ;
- ac_is_gnu_m4=`echo $ac_m4_vers | cut -d' ' -f1`;
- if test "x$ac_is_gnu_m4" = "xGNU"; then
+ case ${ac_m4_vers} in
+ *GNU*)
AC_MSG_RESULT([ found $ac_m4_vers at $M4 ])
- else
+ ;;
+ *)
AC_MSG_ERROR([ GNU M4 is needed ])
- fi
+ ;;
+ esac
fi
dnl check for bison, yacc won't help;
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