AN() and XXXAN() are also useful for non-pointer results.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@1420 d4fa192b-c00b-0410-8231-f00ffab90ce4

include/libvarnish.h

@@ -80,6 +80,6 @@ void lbv_xxxassert(const char *, const char *, int, const char *, int);
 
 /* Assert zero return value */
 #define AZ(foo)	do { assert((foo) == 0); } while (0)
-#define AN(foo)	do { assert((foo) != NULL); } while (0)
+#define AN(foo)	do { assert((foo) != 0); } while (0)
 #define XXXAZ(foo)	do { xxxassert((foo) == 0); } while (0)
-#define XXXAN(foo)	do { xxxassert((foo) != NULL); } while (0)
+#define XXXAN(foo)	do { xxxassert((foo) != 0); } while (0)