GC_call_with_alloc_lock  550 gc/cord/cordxtra.c         	  GC_call_with_alloc_lock((GC_fn_type) refill_cache, &rd));
GC_call_with_alloc_lock  779 gc/include/gc.h GC_API GC_PTR GC_call_with_alloc_lock
GC_call_with_alloc_lock  795 gc/misc.c                        GC_push_one, GC_call_with_alloc_lock, GC_read,