do not clear the netgroup struct because it contains information for others as well (fixes r1767)
do not clear the netgroup struct because it contains information for others as well (fixes r1767)

git-svn-id: 2380535542b9d902a9e28d524e07971ff43b9bb1@1796 ef36b2f9-881f-0410-afb5-c4e39611909c

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