Make sure we don't use 32bits for a value that only requires 1 bit. Also, fix...

Make sure we don't use 32bits for a value that only requires 1 bit.  Also, fix a compiler warning for one of the SS7 functions.


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@47478 65c4cc65-6c06-0410-ace0-fbb531ad65f3