PREIN

/bin/sh

/usr/share/rpm-helper/add-user postgrey $1 postgrey /var/lib/postgrey /bin/false

PREUN

/bin/sh

/usr/share/rpm-helper/del-service postgrey $1 postgrey

POSTIN

/bin/sh

/usr/share/rpm-helper/add-service postgrey $1 postgrey

POSTUN

/bin/sh

/usr/share/rpm-helper/del-user postgrey $1 postgrey