@cin
@cout
@cerr
@clog
// the following are not actually in the
// <iostream> synopsis. for example, endl
// and ends actually come from <ostream>.
// hex, oct, dec, ws, setprecision, setw,
// setfill, fixed, scientific come from
// <iomanip>.
@ios
@ios::in
@ios::out
@ios::ate
@ios::app
@ios::trunc
@ios::binary
@ios::openmode
@istream
@ostream
@endl
@ends
@flush
@streampos
@streambuf
@streamsize
@hex
@oct
@dec
@ws
@setfill
@setprecision
@setw
@fixed
@scientific
