$NetBSD: patch-cb,v 1.1 2010/12/15 16:06:26 abs Exp $

KAFFE_BUGGY_NETBSD_SIGWAIT is only required in older NetBSD releases, and
in fact breaks NetBSD 5

--- configure.ac	2010-12-15 15:08:20.000000000 +0100
+++ configure.ac.new	2010-12-15 15:10:10.000000000 +0100
@@ -266,6 +266,7 @@
 known=no
 Khost_cpu=$host_cpu
 Khost_os=$host_os
+Knetbsd1=no
 if test -f $srcdir/config/config.alias ; then
 	. $srcdir/config/config.alias
 fi
@@ -709,7 +710,9 @@
 	CPPFLAGS="$CPPFLAGS -D_REENTRANT"
 
 	if test "x$Khost_os" = "xnetbsd1"; then
-		AC_DEFINE(KAFFE_BUGGY_NETBSD_SIGWAIT, 1, [Defined on NetBSD because sigwait needs the handle not to be registered])
+		if test "x$Knetbsd1" = "xyes"; then
+			AC_DEFINE(KAFFE_BUGGY_NETBSD_SIGWAIT, 1, [Defined on NetBSD because sigwait needs the handle not to be registered])
+		fi
 	fi
  else
         CPPFLAGS="$CPPFLAGS -DBR_PTHREADS=0"