* tests/subdircond.test: Requires gettext.

* tests/subdircond.test: Requires gettext.
* tests/libobj.test, tests/libobj10.test, tests/libobj2.test,
* tests/libobj6.test, tests/libobj9.test, tests/libtool.test,
* tests/libtool2.test, tests/ltdeps.test, tests/ltlibobjs.test,
* tests/nolink.test, tests/obsolete.test, tests/pr72.test,
* tests/sinclude.test, tests/subdircond.test, tests/subobj4.test:
Produce valid configure.in, use aclocal appropriately, declare
when libtool is required.