Allow Asterisk to compile under GCC 4.10

This resolves a large number of compiler warnings from GCC 4.10 which
cause the build to fail under dev mode. The vast majority are
signed/unsigned mismatches in printf-style format strings.


git-svn-id: http://svn.asterisk.org/svn/asterisk/branches/1.8@413586 f38db490-d61c-443f-a65b-d21fe96a405b
Fix 32bit build for chan_sip


git-svn-id: http://svn.asterisk.org/svn/asterisk/branches/1.8@413591 f38db490-d61c-443f-a65b-d21fe96a405b
Fix 32bit build for func_env

git-svn-id: http://svn.asterisk.org/svn/asterisk/branches/1.8@413592 f38db490-d61c-443f-a65b-d21fe96a405b