Allow special options -Wc,xxx and -Wl,xxx on APXS compile/link command. They

can occur multiple times and their arguments (`xxx') are passed AS IS to the
compiler/linker command. This functionality was originally requested by Rasmus
for PHP but is useful for other packages, too.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@82431 13f79535-47bb-0310-9956-ffa450edef68