fo_mark_proc       78 gc/finalize.c      finalization_mark_proc * fo_mark_proc;	/* Mark-through procedure */
fo_mark_proc      394 gc/finalize.c                  curr_fo -> fo_mark_proc = mp;
fo_mark_proc      453 gc/finalize.c      new_fo -> fo_mark_proc = mp;
fo_mark_proc      585 gc/finalize.c              GC_MARK_FO(real_ptr, curr_fo -> fo_mark_proc);
fo_mark_proc      638 gc/finalize.c    	    if (curr_fo -> fo_mark_proc == GC_null_finalize_mark_proc) {