Remove strtoul() use from mod_proxy since it can be done a different

way and isn't portable.

PR: 1214
Obtained from:
Submitted by:
Reviewed by:	Dean Gaudet, Martin Kraemer, Jim Jagielski


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@79604 13f79535-47bb-0310-9956-ffa450edef68