testsuite std:: prefix patch

[Benjamin Kosnik]

In, thanks.

> Thu Nov 18 22:52:53 1999  Mumit Khan  <khan@xraylith.wisc.edu>
> 
> 	* testsuite/18_support/numeric_limits.cc: Add missing std:: prefix.
> 	* testsuite/21_strings/inserters_extractors.cc: Likewise.
> 	* testsuite/22_locale/ctype.cc: Likewise.
> 	* testsuite/23_containers/multiset.cc: Likewise.
> 	* testsuite/23_containers/vector_ctor.cc: Likewise.
> 	* testsuite/26_numerics/binary_closure.cc: Likewise.
> 	* testsuite/27_io/fpos.cc: Likewise.
> 	* testsuite/27_io/ios_base_callbacks.cc: Likewise.
> 	* testsuite/27_io/istream_extractor_arith.cc: Likewise.
> 	* testsuite/27_io/istream_extractor_char.cc: Likewise.
> 	* testsuite/27_io/istream_extractor_other.cc: Likewise.
> 	* testsuite/27_io/istream_sentry.cc: Likewise.
> 	* testsuite/27_io/ostream_inserter_char.cc: Likewise.
> 	* testsuite/27_io/ostream_inserter_other.cc: Likewise.
> 	* testsuite/27_io/streambuf.cc: Likewise.
> 	* testsuite/27_io/stringstream.cc: Likewise.