GC_unmap_start 1838 gc/os_dep.c ptr_t start_addr = GC_unmap_start(start, bytes); GC_unmap_start 1873 gc/os_dep.c ptr_t start_addr = GC_unmap_start(start, bytes); GC_unmap_start 1921 gc/os_dep.c ptr_t start1_addr = GC_unmap_start(start1, bytes1); GC_unmap_start 1923 gc/os_dep.c ptr_t start2_addr = GC_unmap_start(start2, bytes2); GC_unmap_start 1929 gc/os_dep.c if (0 == start1_addr) start_addr = GC_unmap_start(start1, bytes1 + bytes2);