$NetBSD: patch-ae,v 1.2 2002/12/01 18:31:42 jdolecek Exp $

--- ./src/ptlib/unix/switch.cxx.orig	Sat Aug 11 17:38:43 2001
+++ ./src/ptlib/unix/switch.cxx	Sun Aug 18 23:09:15 2002
@@ -82,8 +82,10 @@
 #endif
 #endif
 
-#if defined(P_FREEBSD) || defined(P_OPENBSD)
+#if defined(P_FREEBSD) || defined(P_OPENBSD) || defined(P_NETBSD)
 #define	SET_STACK	context[0]._jb[2] = (int)stackTop-16;
+#include <sys/mman.h>
+#define	USE_MMAP	MAP_ANON | MAP_PRIVATE
 #endif
 
 #ifdef __BEOS__