$NetBSD: patch-nsprpub_pr_include_md__netbsd_h,v 1.2 2013/03/24 16:45:55 joerg Exp $

Build on amd64.

--- nsprpub/pr/include/md/_netbsd.h.orig	2003-09-11 17:24:53.000000000 +0000
+++ nsprpub/pr/include/md/_netbsd.h
@@ -42,6 +42,8 @@
 #define _PR_SI_SYSNAME  "NetBSD"
 #if defined(__i386__)
 #define _PR_SI_ARCHITECTURE "x86"
+#elif defined(__x86_64__)
+#define _PR_SI_ARCHITECTURE "x86-64"
 #elif defined(__alpha__)
 #define _PR_SI_ARCHITECTURE "alpha"
 #elif defined(__m68k__)
@@ -108,6 +110,16 @@
 }
 #define	_MD_GET_SP(_thread)	CONTEXT(_thread)[2]
 #endif
+#ifdef __x86_64__
+#define _MD_INIT_CONTEXT(_thread, _sp, _main, status)			\
+{									\
+    sigsetjmp(CONTEXT(_thread), 1);					\
+    CONTEXT(_thread)[_JB_RSP] = (unsigned char*) ((_sp) - 128);		\
+    CONTEXT(_thread)[_JB_PC] = (int) _main;				\
+    *status = PR_TRUE;							\
+}
+#define	_MD_GET_SP(_thread)	CONTEXT(_thread)[_JB_RSP]
+#endif
 #ifdef __sparc__
 #define _MD_INIT_CONTEXT(_thread, _sp, _main, status)			\
 {									\