Untangled the buildconf script and eliminated the need for build's

aclocal.m4, generated_lists, build.mk, build2.mk, and a host of other
libtool muck that is now under srclib/apr/build.  More to follow.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@88570 13f79535-47bb-0310-9956-ffa450edef68