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Lines Matching refs:_is

96     _is (new ifstream (fileName, ios_base::binary)),
99     if (!*_is)
101     delete _is;
109     _is (&is),
119     delete _is;
126     if (!*_is)
130     _is->read (c, n);
131     return checkError (*_is, n);
138     return std::streamoff (_is->tellg());
145     _is->seekg (pos);
146     checkError (*_is);
153     _is->clear();