$NetBSD: patch-configure,v 1.1 2025/11/03 23:28:19 tron Exp $

Correct broken ANSI C test to fix build problems

--- configure.orig	2018-12-26 10:10:52.000000000 +0000
+++ configure	2025-11-03 23:24:23.622377665 +0000
@@ -2943,7 +2943,7 @@
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
- main(int ac, char **av) { return 0; }
+int main(int ac, char **av) { return 0; }
 _ACEOF
 rm -f conftest$ac_exeext
 if { (ac_try="$ac_link"