$NetBSD: patch-ad,v 1.2 2025/10/07 15:54:33 ryoon Exp $

* GCC 14 does not accept to define function without explicit return type.

--- src/configure.orig	2004-01-05 06:37:17.000000000 +0000
+++ src/configure
@@ -675,6 +675,7 @@ cat > conftest.$ac_ext << EOF
 #line 676 "configure"
 #include "confdefs.h"
 
+int
 main(){return(0);}
 EOF
 if { (eval echo configure:681: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
@@ -1440,7 +1441,7 @@ done
 
 
 
-for ac_func in sigvec tgetnum setlocale
+for ac_func in sigaction tgetnum setlocale
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
 echo "configure:1447: checking for $ac_func" >&5
@@ -1520,6 +1521,7 @@ int     pid;
 int     pg1, pg2, pg3, pg4;
 int     ng, np, s, child;
 
+int
 main()
 {
         pid = getpid();