Function gmp_mpfr_sys::mpfr::mpfr_sin_cos

pub unsafe extern fn mpfr_sin_cos(sop: *mut __mpfr_struct,
                                  cop: *mut __mpfr_struct,
                                  op: *const __mpfr_struct,
                                  rnd: mpfr_rnd_t)
                                  -> c_int