Merge r1611600 from trunk:

Silence compiler warning:
mod_authnz_fcgi.c:580:44: warning: 'orspbuflen'
may be used uninitialized in this function.

Not true but annoying.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1611758 13f79535-47bb-0310-9956-ffa450edef68