diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index e01a00b7b6..02ff0c505c 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+Fri Mar 19 12:59:50 1993  Stu Grossman  (grossman@cygnus.com)
+
+	* vx-share/vxWorks.h:  Remove #def of NULL.
+
 Fri Mar 19 11:28:18 1993  Jim Kingdon  (kingdon@cygnus.com)
 
 	* tm-rs6000.h: Nuke no-op STAB_REG_TO_REGNUM.
diff --git a/gdb/vx-share/vxWorks.h b/gdb/vx-share/vxWorks.h
index 8ce167bb86..159883750f 100644
--- a/gdb/vx-share/vxWorks.h
+++ b/gdb/vx-share/vxWorks.h
@@ -45,10 +45,6 @@ modification history
 #ifndef INCvxWorksh
 #define INCvxWorksh
 
-#if	!defined(NULL) || (NULL!=0)
-#define NULL		0
-#endif	
-
 #if	!defined(EOF) || (EOF!=(-1))
 #define EOF		(-1)
 #endif