app-text/opensp/files/opensp-1.5.2-configure-clang16.patch


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--- a/acinclude.m4
+++ b/acinclude.m4
@@ -9,8 +9,9 @@ changequote([, ])dnl
 AC_MSG_CHECKING(size of $1)
 AC_CACHE_VAL(AC_CV_NAME,
 [AC_TRY_RUN([#include <stdio.h>
+#include <stdlib.h>
 #include <$2>
-main()
+int main(void)
 {
   FILE *f=fopen("conftestval", "w");
   if (!f) exit(1);