diff --git a/ChangeLog b/ChangeLog
index 602cea7ac9..d937bdbe04 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Apr 22 11:06:09 1998  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>
+
+	* sysdeps/m68k/bits/setjmp.h (_JMPBUF_UNWINDS): Added.
+
 1998-04-21 21:49  Zack Weinberg  <zack@rabi.phys.columbia.edu>
 
 	* misc/sys/cdefs.h: New macro __REDIRECT to support changing the
diff --git a/sysdeps/m68k/bits/setjmp.h b/sysdeps/m68k/bits/setjmp.h
index a302b72393..aa376a0925 100644
--- a/sysdeps/m68k/bits/setjmp.h
+++ b/sysdeps/m68k/bits/setjmp.h
@@ -39,3 +39,8 @@ typedef struct
 #endif
 
   } __jmp_buf[1];
+
+/* Test if longjmp to JMPBUF would unwind the frame
+   containing a local variable at ADDRESS.  */
+#define _JMPBUF_UNWINDS(jmpbuf, address) \
+  ((void *) (address) < (void *) (jmpbuf)->__sp)