$NetBSD: patch-configure,v 1.1 2025/10/12 01:04:55 mrg Exp $

Give main a return type.


--- configure.orig	2001-08-23 10:44:13.000000000 -0700
+++ configure	2025-10-11 18:01:25.540045428 -0700
@@ -906,7 +906,7 @@ cat > conftest.$ac_ext << EOF
 #line 907 "configure"
 #include "confdefs.h"
 
-main(){return(0);}
+int main(){return(0);}
 EOF
 if { (eval echo configure:912: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
@@ -1450,7 +1450,7 @@ cat > conftest.$ac_ext << EOF
 #line 1451 "configure"
 #include "confdefs.h"
 
-main(){return(0);}
+int main(){return(0);}
 EOF
 if { (eval echo configure:1456: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes