GCCE fixes (Bug 2971) : Remove IMPORT_C statements in ext_dat.h as these are not necessary within same module and cause "not constant" error with GCCE
using _STLP_NEW_IO_NAMESPACE::basic_ostream;
using _STLP_NEW_IO_NAMESPACE::ostream;
# ifndef _STLP_NO_WIDE_STREAMS
using _STLP_NEW_IO_NAMESPACE::wostream;
# endif
using _STLP_NEW_IO_NAMESPACE::endl;
using _STLP_NEW_IO_NAMESPACE::ends;
using _STLP_NEW_IO_NAMESPACE::flush;