properly filter out empty returned address records and return NOTFOUND for entries without addresses in our address family
properly filter out empty returned address records and return NOTFOUND for entries without addresses in our address family

git-svn-id: 66d44b764dfe45ea9993eb62aa6e27adcafb310f@90 ef36b2f9-881f-0410-afb5-c4e39611909c

arthurdejong/nss-pam-ldapd,arthurdejong/nss-pam-ldapd,arthurdejong/nss-pam-ldapd