#define NULL if not defined by system includes.

1999-03-29 19:13:36 +00:00 · 1999-03-29 19:13:36 +00:00 · 6134024815
parent 7f400d1c62
commit 6134024815
1 changed files with 4 additions and 0 deletions
--- a/lib/birdlib.h
+++ b/lib/birdlib.h
@ -20,6 +20,10 @@
 #define MIN(a,b) (((a)<(b))?(a):(b))
 #define MAX(a,b) (((a)>(b))?(a):(b))

+#ifndef NULL
+#define NULL ((void *) 0)
+#endif
+
 /* Functions which don't return */

 #define NORET __attribute__((noreturn))