Let's have build.h created a bit earlier so that func_version can use it and...

Let's have build.h created a bit earlier so that func_version can use it and not stop the build on a fresh machine that has never had Asterisk installed on it before...


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@45847 65c4cc65-6c06-0410-ace0-fbb531ad65f3