Function __gmpn_sec_powm

pub unsafe extern "C" fn __gmpn_sec_powm(
    arg1: mp_ptr,
    arg2: mp_srcptr,
    arg3: mp_size_t,
    arg4: mp_srcptr,
    arg5: mp_bitcnt_t,
    arg6: mp_srcptr,
    arg7: mp_size_t,
    arg8: mp_ptr,
)