* robustness improvement

* robustness improvement

[ChangeLog]
2001-01-31  Frank Ch. Eigler  <fche@redhat.com>

	* configure.in (target): AC_SUBST it to supply to config/info.tcl.
	* configure: Regenerated.

[config/ChangeLog]
2001-01-31  Frank Ch. Eigler  <fche@redhat.com>

	* info.tcl.in (target_alias): Initialize from @target@.
	* unix.exp: Always include info.tcl ...
	(sidcomp_start): ... not just here.
	(sid_find_gas,sid_find_ld,sid_find_gcc): Look for tools in sibling
	build tree, if it's configured for a matching target.