Go a little faster by eliminating a sscanf() call when parsing response lines.

Backport r999694; AUthor: trawick, reviewed by: sf, wrowe.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@1004983 13f79535-47bb-0310-9956-ffa450edef68