(INSTALLCHECK_ENVIRONMENT): New macros.
(check-local, installcheck-local): Use them.
* tests/testsuite.at (PREPARE_TESTS): Extract host_alias, ECHO.
Set configure_options appropriately.
(LT_AT_CONFIGURE, LT_AT_AUTORECONF, LT_AT_MAKE): New macros.
(LT_AT_BOOTSTRAP): Use them.
* tests/am-subdir.at, tests/early-libtool.at,
tests/old-m4-iface.at, tests/standalone.at: Likewise.
* tests/link-order.test: Do not extract ECHO any more.
libtool before config.status.
(_LT_CONFIG_COMMANDS): If LT_OUTPUT has been invoked, then
generate code in config.status to call config.lt instead of
generating libtool directly.
* doc/libtool.texi (LT_INIT): Document LT_OUTPUT.
* tests/early-libtool.at: New test.
* Makefile.am (TESTSUITE_AT): Updated.
* tests/testsuite.at: Updated. Define defaults for $ACLOCAL,
$AUTOCONF.