From 4b6c115f475ec8d14047f01b3b4204d4293f59e8 Mon Sep 17 00:00:00 2001
From: q66 <daniel@octaforge.org>
Date: Wed, 9 Jun 2021 05:16:13 +0200
Subject: [PATCH] m4: fix musl source bootstrap under some conditions

---
 srcpkgs/m4/template | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/srcpkgs/m4/template b/srcpkgs/m4/template
index af7b62ecaa5..ad0d585a264 100644
--- a/srcpkgs/m4/template
+++ b/srcpkgs/m4/template
@@ -14,6 +14,11 @@ maintainer="Enno Boland <gottox@voidlinux.org>"
 distfiles="${GNU_SITE}/${pkgname}/${pkgname}-${version}.tar.xz"
 checksum=f2c1e86ca0a404ff281631bdc8377638992744b175afb806e25871a24a934e07
 
+if [ "$XBPS_TARGET_LIBC" = musl ]; then
+	export ac_cv_lib_error_at_line=no
+	export ac_cv_header_sys_cdefs_h=no
+fi
+
 if [ -z "$CHROOT_READY" ]; then
 	# Disable makeinfo unconditionally
 	# texinfo is defaulted to utf-8 now and the file is in iso-8859-1