Thoroughly unsubtle, most mkdir -p should probably be INSTALL* at
*install stage, and echo/ECHO_MSG is somewhat unsorted.
It's quite possible I missed a few automated changes...
fastforward handles qmail forwarding according to a cdb database. It can
create forwarding databases from a sendmail-style /etc/aliases or from
user-oriented virtual-domain tables.
Submitted by: Camiel Dobbelaar <cd@sentia.nl>