GC_unmap_gap 430 gc/allchblk.c GC_unmap_gap((ptr_t)h, size, (ptr_t)next, nexthdr -> hb_sz); GC_unmap_gap 1772 gc/include/private/gc_priv.h void GC_unmap_gap(ptr_t start1, word bytes1, ptr_t start2, word bytes2);