Commented out export of documentation file that's not in the source tree (documentation was not supplied to the Symbian repository by contributor).
using _STLP_NEW_IO_NAMESPACE::strstreambuf;
using _STLP_NEW_IO_NAMESPACE::istrstream;
using _STLP_NEW_IO_NAMESPACE::ostrstream;
using _STLP_NEW_IO_NAMESPACE::strstream;