Fix the gcc version check (for enabling the `inline' facility) to

really support all future gcc versions >= 2.7 until we know more.

Submitted by: John Tobey <jtobey@banta-im.com>
Reviewed by: Ralf S. Engelschall
PR: 3983


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@82887 13f79535-47bb-0310-9956-ffa450edef68