streammarker
streammarker marks[2];
class streammarker : private _IO_marker {
streammarker(streambuf *sb);
~streammarker();
int delta(streammarker&);
friend class streammarker;
int seekmark(streammarker& mark, int delta = 0);
streammarker::streammarker(streambuf *sb)
streammarker::~streammarker()
int streammarker::delta(streammarker& other_mark)
int streammarker::delta()
int streambuf::seekmark(streammarker& mark, int delta /* = 0 */)
streammarker(streambuf *sb);
~streammarker();
int delta(streammarker&);