Author: Kev <klmitch@mit.edu>

Log message:

Discovered while trying to compile-check the events branch on Solaris: on
some systems, s_addr is a *macro*.  It combines poorly with structures that
use that as an element name.

(pull-up from u2_10_11_alpha_events)

git-svn-id: file:///home/klmitch/undernet-ircu/undernet-ircu-svn/ircu2/trunk@460 c9e4aea6-c8fd-4c43-8297-357d70d61c8c