GC_ref_kind        92 gc/dbg_mlc.c     GC_ref_kind GC_get_back_ptr_info(void *dest, void **base_p, size_t *offset_p)
GC_ref_kind       178 gc/dbg_mlc.c       GC_ref_kind source;
GC_ref_kind        43 gc/include/gc_backptr.h GC_ref_kind GC_get_back_ptr_info(void *dest, void **base_p, size_t *offset_p);