RB_ROTATE_LEFT    406 sys/tree.h     				RB_ROTATE_LEFT(head, parent, tmp, field);\
RB_ROTATE_LEFT    428 sys/tree.h     			RB_ROTATE_LEFT(head, gparent, tmp, field);	\
RB_ROTATE_LEFT    444 sys/tree.h     				RB_ROTATE_LEFT(head, parent, tmp, field);\
RB_ROTATE_LEFT    468 sys/tree.h     				RB_ROTATE_LEFT(head, parent, tmp, field);\
RB_ROTATE_LEFT    493 sys/tree.h     					RB_ROTATE_LEFT(head, tmp, oright, field);\