From 1098709bf4a5177bb9953d5eebeb5fc4f0191676 Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Mon, 24 Mar 2025 08:54:42 +0100
Subject: [PATCH] Added to configure.ac explicit checks for stdint.h,
 inttypes.h, stdlib.h because slibtool does not put them into ./configure by
 default

---
 configure.ac             | 4 +++-
 xorriso/configure_ac.txt | 4 +++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 8828c183..ac3b5fc7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -97,7 +97,9 @@ AC_SUBST(LIBTOOL_DEPS)
 
 AC_PROG_INSTALL
 
-AC_CHECK_HEADERS()
+dnl GNU libtool checks them by default/unconditionally, but slibtool does not.
+dnl So accept the ugly double check and -DHAVE_*_H arguments with GNU libtool.
+AC_CHECK_HEADERS(stdint.h inttypes.h stdlib.h)
 
 dnl Check for tm_gmtoff field in struct tm
 AC_CHECK_MEMBER([struct tm.tm_gmtoff],