some cleanup of this code while I am trying to debug a problem with

gdb dying while debugging asterisk. The problem seems to be related
with a race in the handling of module_list, which in turn is triggeded
by calling dlopen() on a system which uses initializers to create
locks.



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@95772 65c4cc65-6c06-0410-ace0-fbb531ad65f3