Function long_seq_tm 

pub unsafe extern "C" fn long_seq_tm(
    seq: *const c_char,
    start: c_int,
    length: c_int,
    salt_conc: f64,
    divalent_conc: f64,
    dntp_conc: f64,
    dmso_conc: f64,
    dmso_fact: f64,
    formamide_conc: f64,
) -> tm_ret