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https://bugs.gentoo.org/874420
From bcf98fe9a674a3784ad1a4f8eecc3b31a7b209a9 Mon Sep 17 00:00:00 2001
From: Sam James <sam@gentoo.org>
Date: Tue, 25 Oct 2022 14:00:23 +0100
Subject: [PATCH] Fix malloc detection
--- a/m4/getline.m4
+++ b/m4/getline.m4
@@ -18,6 +18,7 @@ AC_DEFUN([AM_FUNC_GETLINE],
# include <stdio.h>
# include <sys/types.h>
# include <string.h>
+# include <stdlib.h>
int main ()
{ /* Based on a test program from Karl Heuer. */
char *line = NULL;
--- a/m4/malloc.m4
+++ b/m4/malloc.m4
@@ -14,6 +14,7 @@ AC_DEFUN([jm_FUNC_MALLOC],
AC_CACHE_CHECK([for working malloc], jm_cv_func_working_malloc,
[AC_TRY_RUN([
+ #include <stdlib.h>
char *malloc ();
int
main ()
--- a/m4/realloc.m4
+++ b/m4/realloc.m4
@@ -14,7 +14,8 @@ AC_DEFUN([jm_FUNC_REALLOC],
AC_CACHE_CHECK([for working realloc], jm_cv_func_working_realloc,
[AC_TRY_RUN([
- char *realloc ();
+ #include <stdlib.h>
+ void *realloc(void *ptr, size_t size);
int
main ()
{
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