$NetBSD: patch-configure,v 1.1 2013/02/26 10:59:44 joerg Exp $

--- configure.orig	2000-01-05 10:14:02.000000000 +0000
+++ configure
@@ -612,7 +612,7 @@ cross_compiling=$ac_cv_prog_cc_cross
 cat > conftest.$ac_ext <<EOF
 #line 614 "configure"
 #include "confdefs.h"
-main(){return(0);}
+int main(){return(0);}
 EOF
 if { (eval echo configure:618: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   ac_cv_prog_cc_works=yes
@@ -738,7 +738,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 cat > conftest.$ac_ext <<EOF
 #line 740 "configure"
 #include "confdefs.h"
-main(){return(0);}
+int main(){return(0);}
 EOF
 if { (eval echo configure:744: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   ac_cv_prog_cxx_works=yes