39 #define ADD_RC_CHK(result, object) (result = object, object)  argument
42 #define RC_CHK_ACCESS(object) object  argument
45 #define RC_CHK_FREE(object) free(object)  argument
48 #define RC_CHK_GET(result, object) ADD_RC_CHK(result, object)  argument
51 #define RC_CHK_PUT(object) {}  argument
70 #define ADD_RC_CHK(result, object)					\  argument
72 		object ? (result = malloc(sizeof(*result)),		\
73 			result ? (result->orig = object, result)	\
79 #define RC_CHK_ACCESS(object) object->orig  argument
82 #define RC_CHK_FREE(object)			\  argument
84 		zfree(&object->orig);		\
85 		free(object);			\
89 #define RC_CHK_GET(result, object) ADD_RC_CHK(result, (object ? object->orig : NULL))  argument
92 #define RC_CHK_PUT(object)			\  argument
94 		if (object) {			\
95 			object->orig = NULL;	\
96 			free(object);		\