start_block 2927 gc/os_dep.c struct hblk * start_block; start_block 2938 gc/os_dep.c start_block = (struct hblk *)((word)addr & ~(GC_page_size - 1)); start_block 2941 gc/os_dep.c for (h = start_block; h <= end_block; h++) { start_block 2946 gc/os_dep.c UNPROTECT(start_block, start_block 2947 gc/os_dep.c ((ptr_t)end_block - (ptr_t)start_block) + HBLKSIZE);