* c-decl.c (lookup_name_two): Add.
	* c-tree.h (lookup_name_two): Likewise.
	* c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
	* config/darwin-c.c (darwin_pragma_unused): Likewise.

cp:
	* name-lookup.c (lookup_name_two): Add.
	* name-lookup.h: Likewise.

testsuite:
	* g++.old-deja/g++.mike/unused.C: Add.

From-SVN: r107062