std_fstream.h: Remove duplicate typdefs for ofstream and wofstream...

std_fstream.h: Remove duplicate typdefs for ofstream and wofstream...

2000-08-14  Levente Farkas  <lfarkas@mindmaker.hu>

	* bits/std_fstream.h: Remove duplicate typdefs for ofstream and
	wofstream, filebuf, wfilebuf, fstream, wfstream.
	* bits/std_streambuf.h: Same for streambuf, wstreambuf.
	* bits/std_sstream.h: Same for stringstream and wstringstream.
	Same for stringbuf, wstringbuf, istringstream, wistringstream,
	ostringstream, wostringstream.

	* testsuite/26_numerics/valarray.cc: Add test.

From-SVN: r35681