* support/apxs.in: Reset $opt so that -I, -D and -Wc,* options are not

* support/apxs.in: Reset $opt so that -I, -D and -Wc,* options are not
passed to the libtool link line.  For "-Wl,-foo" pass "-foo" on the
link line regardless of whether gcc is used; without guessing whether
libtool --mode=link will invoke gcc or some native ld the previous
behaviour is not really correct.

PR: 31448

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@105309 13f79535-47bb-0310-9956-ffa450edef68