: ftype((NCursesFieldType*)0) {
field = ::new_field(rows,cols,first_row,first_col,
offscreen_rows, additional_buffers);
if (!field)
OnError(errno);
}
: ftype((NCursesFieldType*)0) {
field = ::new_field(rows,cols,first_row,first_col,
offscreen_rows, additional_buffers);
if (!field)
OnError(errno);
}