--- mstools/h/setjmp.h	2018/08/09 18:20:01	1.1
+++ mstools/h/setjmp.h	2018/08/09 18:20:27	1.1.1.2
@@ -1,7 +1,7 @@
 /***
 *setjmp.h - definitions/declarations for setjmp/longjmp routines
 *
-*	Copyright (c) 1985-1991, Microsoft Corporation. All rights reserved.
+*	Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved.
 *
 *Purpose:
 *	This file defines the machine-dependent buffer used by
@@ -16,30 +16,50 @@
 #ifndef __cplusplus
 
 
+#ifndef MIPS
 #if (_MSC_VER <= 600)
 #define __cdecl _cdecl
 #endif
+#endif
 
-/* define the buffer type for holding the state information */
 
-#ifndef _JMP_BUF_DEFINED
-typedef  int  jmp_buf[6];
-#define _JMP_BUF_DEFINED
-#endif
 
+#ifdef	i386
 
+#define setjmp	_setjmp
 
+#define _JBLEN	8
+
+#else
 
 /*
  * _setjmp compiler intrinsic does not work with current Win32
  * implementation so map it to setjmp
  */
-#define _setjmp setjmp
+#ifdef M_MRX000
+#pragma intrinsic(_setjmp)
+#define setjmp _setjmp
+#else
+#define _setjmp	setjmp
+#endif
 
+#ifdef MIPS
+#define _JBLEN  2       /* virtual frame and target ip */
+#endif
 
+#endif
 
 
 
+
+/* define the buffer type for holding the state information */
+
+#ifndef _JMP_BUF_DEFINED
+typedef  int  jmp_buf[_JBLEN];
+#define _JMP_BUF_DEFINED
+#endif
+
+
 /* function prototypes */
 
 int _setjmp(jmp_buf);