pub unsafe extern "C" fn parasail_traceback_generic_extra(
    seqA: *const c_char,
    lena: c_int,
    seqB: *const c_char,
    lenb: c_int,
    nameA: *const c_char,
    nameB: *const c_char,
    matrix: *const parasail_matrix_t,
    result: *mut parasail_result_t,
    match_: c_char,
    pos: c_char,
    neg: c_char,
    width: c_int,
    name_width: c_int,
    use_stats: c_int,
    int_width: c_int,
    stream: *mut FILE
)