40  * Interpose the indirection. Result will hold the indirection and object is the
43 #define ADD_RC_CHK(result, object) (result = object, object)  argument
46 #define RC_CHK_ACCESS(object) object  argument
48 /* Frees the object and the indirection layer. */
49 #define RC_CHK_FREE(object) free(object)  argument
52 #define RC_CHK_GET(result, object) ADD_RC_CHK(result, object)  argument
55 #define RC_CHK_PUT(object) {}  argument
74  * Interpose the indirection. Result will hold the indirection and object is the
77 #define ADD_RC_CHK(result, object)					\  argument
79 		object ? (result = malloc(sizeof(*result)),		\
80 			result ? (result->orig = object, result)	\
86 #define RC_CHK_ACCESS(object) object->orig  argument
88 /* Frees the object and the indirection layer. */
89 #define RC_CHK_FREE(object)			\  argument
91 		zfree(&object->orig);		\
92 		free(object);			\
96 #define RC_CHK_GET(result, object) ADD_RC_CHK(result, (object ? object->orig : NULL))  argument
99 #define RC_CHK_PUT(object)			\  argument
101 		if (object) {			\
102 			object->orig = NULL;	\
103 			free(object);		\