grab trunk r1091467:

Avoid need for --disable-v4-mapped on MinGW

Submitted by: trawick
Reviewed by: wrowe, fuangk


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@1092377 13f79535-47bb-0310-9956-ffa450edef68