prevhdr           344 gc/allchblk.c        hdr * prevhdr = HDR(prev);
prevhdr           346 gc/allchblk.c        GC_ASSERT(prev == 0 || !HBLK_IS_FREE(prevhdr) || !IS_MAPPED(prevhdr));
prevhdr           786 gc/allchblk.c  hdr *hhdr, *prevhdr, *nexthdr;
prevhdr           819 gc/allchblk.c  	prevhdr = HDR(prev);
prevhdr           820 gc/allchblk.c  	if (IS_MAPPED(prevhdr)) {
prevhdr           821 gc/allchblk.c  	  GC_remove_from_fl(prevhdr, FL_UNKNOWN);
prevhdr           822 gc/allchblk.c  	  prevhdr -> hb_sz += hhdr -> hb_sz;
prevhdr           824 gc/allchblk.c  	    prevhdr -> hb_last_reclaimed = GC_gc_no;
prevhdr           828 gc/allchblk.c  	  hhdr = prevhdr;