FIXES in 2.4.2-BETA-7

Bug report from Evan Champion <evanc@synapse.net> concerning the diagnostics
from the randomsig subroutine.

Support for SCO from Bill Aten <bill@netagw.com>.

Additions of a cookie '%u' to extensions.c which will show the RFC931 remote
username when available. I somehow like it to have the remote user see we
take the 'all actions are logged' line seriously. Addition from Bill Aten 
<bill@netagw.com>.

Changes in the configuration files for BSD/OS to accomodate a bug in the
sprintf inheritied from BSD 4.4 Lite. (Affects FreeBSD, NetBSD and BSD/OS)

Support for Hitachi Unix varient added.

