1 files changed, 3 insertions, 3 deletions
diff --git a/configure b/configure
index f25a17d15d..e6460308ea 100755
--- a/configure
+++ b/configure
@@ -3500,12 +3500,12 @@ else
 #line 3501 "configure"
 #include "confdefs.h"
 #include <stdio.h>
-main()
+int main()
 {
   FILE *f=fopen("conftestval", "w");
-  if (!f) exit(1);
+  if (!f) return(1);
   fprintf(f, "%d\n", sizeof(long double));
-  exit(0);
+  return(0);
 }
 EOF
 if { (eval echo configure:3512: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null