lwres_gethostent(3) on macOS

The text 4bf7830b9e21, as Mac OS X 10.4.11.x86, Mac OS X 10.4.11.ppc, Mac OS X 10.4.10.x86, Mac OS X 10.4.10.ppc shipped it.

lightweight resolver get network host entry

lwres_gethostent(3) on macOS now