PREIN
/bin/sh
/usr/share/rpm-helper/add-user memcached $1 memcached /dev/null /bin/false
PREUN
/bin/sh
/usr/share/rpm-helper/del-service memcached $1 memcached
POSTIN
/bin/sh
/usr/share/rpm-helper/add-service memcached $1 memcached
POSTUN
/bin/sh
/usr/share/rpm-helper/del-user memcached $1 memcached