GC_install_header  472 gc/allchblk.c      rest_hdr = GC_install_header(rest);
GC_install_header  655 gc/allchblk.c  		    0 != (thishdr = GC_install_header(thishbp))) {
GC_install_header  707 gc/allchblk.c  	                if (h == hbp || 0 != (hhdr = GC_install_header(h))) {
GC_install_header  814 gc/alloc.c         phdr = GC_install_header(p);
GC_install_header 1657 gc/include/private/gc_priv.h struct hblkhdr * GC_install_header GC_PROTO((struct hblk *h));