Function gsl_sys::gsl_sf_coupling_6j_e

pub unsafe extern "C" fn gsl_sf_coupling_6j_e(
    two_ja: c_int, 
    two_jb: c_int, 
    two_jc: c_int, 
    two_jd: c_int, 
    two_je: c_int, 
    two_jf: c_int, 
    result: *mut gsl_sf_result
) -> c_int