Don't redefine RB_OBJ_WRITE
RB_OBJ_WRITE already exists in rgengc.h, so we shouldn't redefine it in gc.h.
Added by peterzhu2118 (Peter Zhu) almost 3 years ago
Don't redefine RB_OBJ_WRITE
RB_OBJ_WRITE already exists in rgengc.h, so we shouldn't redefine it in
gc.h.