Ok, getting a bit more ambitious. Stop me, if this is wrong. ;-)

Ok, getting a bit more ambitious. Stop me, if this is wrong. ;-)

When creating a group you have to take care of the fact that the
underlying unix might not like the group name. This change gets around
that problem by giving the add group script the chance to invent a
group name. It then must only return the newly created numerical gid.

Volker
(This used to be commit b959419ed38e66a12b63cad3e5fbfa849f952acc)