d346c7c6a7
spwd. (start with the primitive types) * lib/shadowmem.c: Avoid memzero() on a possibly NULL pointer. * lib/groupmem.c: Only copy the required fields of the struct group. (start with the primitive types) * lib/groupmem.c: Avoid memzero() on a possibly NULL pointer. * lib/groupmem.c: Free gr_mem in addition to its elements. * lib/sgroupio.c: The struct sgrp has no primitive types to be copied initially. * lib/sgroupio.c: Avoid memzero() on a possibly NULL pointer. * lib/sgroupio.c: Free sg_mem and sg_add in addition to their elements. * lib/pwmem.c: Only copy the required fields of the struct passwd. (start with the primitive types)