X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=acinclude.m4;h=e52e450145800c87d11aff0e5d97a2e7a5e38a0b;hp=0433f778edf2ceebb234780cabda5c0c12b7e0cf;hb=3c4e52337c947a5de5f044dfefa4b50ffb10f0ee;hpb=4611f9e224831e2a19451e53f43c9559b8bf7dd1;ds=inline

diff --git a/acinclude.m4 b/acinclude.m4
index 0433f778..e52e4501 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -14,7 +14,6 @@ AC_DEFUN(GINAC_LIB_READLINE_VERSION,
 [AC_CACHE_CHECK([for version of libreadline], ginac_cv_rlversion, [
 AC_TRY_RUN([
 #include <stdio.h>
-#include <stdlib.h>
 #include <sys/types.h>
 #include <readline/readline.h>
 
@@ -24,7 +23,7 @@ main()
     fd = fopen("conftest.out", "w");
     fprintf(fd, "%s\n", rl_library_version);
     fclose(fd);
-    exit(0);
+    return 0;
 }], ginac_cv_rlversion=`cat 'conftest.out'`, ginac_cv_rlversion='unknown', ginac_cv_rlversion='4.2')
 if test "x${ginac_cv_rlversion}" != "xunknown"; then
   RL_VERSION_MAJOR=`echo ${ginac_cv_rlversion} | sed -e 's/\([[0-9]]\)\.\([[0-9]]\)/\1/'`