Function gmp_mpfr_sys::gmp::__gmpz_import

pub unsafe extern fn __gmpz_import(arg1: mpz_ptr,
                                   arg2: size_t,
                                   arg3: c_int,
                                   arg4: size_t,
                                   arg5: c_int,
                                   arg6: size_t,
                                   arg7: *const c_void)