bird/lib/null.h

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/*
 *	BIRD Library -- NULL
 *
 *	Can be freely distributed and used under the terms of the GNU GPL.
 */

#ifndef NULL
#define NULL ((void *) 0)
#endif
Separate a definition of NULL to standalone header A lib/list.h had circular dependency through include nest/bird.h nest/bird.h requires lib/birdlib.h lib/birdlib.h requires timer.h timer.h requires lib/resource.h lib/resource.h requires lib/list.h 2015-03-17 11:31:14 +00:00			`/*`
			`* BIRD Library -- NULL`
			`*`
			`* Can be freely distributed and used under the terms of the GNU GPL.`
			`*/`

			`#ifndef NULL`
			`#define NULL ((void *) 0)`
			`#endif`