Add "TestCompile func" to test if a certain func exists in the already

supplied libraries.  Move dbm/db specific code from Configure into the
appropriate module file.  Disable the printing of module commands ...
they were like total spam when the rest of this patch is taken into
account.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@79007 13f79535-47bb-0310-9956-ffa450edef68