PREIN
/bin/sh
getent group stapdev >/dev/null || groupadd -r stapdev getent group stapusr >/dev/null || groupadd -r stapusr exit 0
/bin/sh
getent group stapdev >/dev/null || groupadd -r stapdev getent group stapusr >/dev/null || groupadd -r stapusr exit 0
::
::
::
