Make deprecated strstream header consistent with new and new.h.

Make deprecated strstream header consistent with new and new.h.

2000-11-22  Benjamin Kosnik  <bkoz@redhat.com>

	Make deprecated strstream header consistent with new and new.h.
	* include/backward/strstream.h: Add. Use using declarations to
	scope strstreambuf, istrstream, ostrstream, strstream to global
	scope.
	* include/backward/strstream: Remove using declarations.
	* src/Makefile.am (base_headers): Add strstream.
	* src/Makefile.in: Regenerate.

	* include/backward/new.h (_CPP_BACKWARD_NEW_H): Change macro guard
	to be consistent with other headers.

From-SVN: r37682