_RB_INSERT        380 sys/tree.h     struct type *name##_RB_INSERT(struct name *, struct type *);		\
_RB_INSERT        579 sys/tree.h     name##_RB_INSERT(struct name *head, struct type *elm)			\
_RB_INSERT        665 sys/tree.h     #define RB_INSERT(name, x, y)	name##_RB_INSERT(x, y)