pub unsafe extern "C" fn intersection_ll(
RowA1: f64,
ColumnA1: f64,
RowA2: f64,
ColumnA2: f64,
RowB1: f64,
ColumnB1: f64,
RowB2: f64,
ColumnB2: f64,
Row: *mut f64,
Column: *mut f64,
IsParallel: *mut Hlong,
) -> Herror