gmp_zval_unary_ui_op  694 gmp/gmp.c      	gmp_zval_unary_ui_op(return_value, a_arg, gmp_op TSRMLS_CC);
gmp_zval_unary_ui_op 1025 gmp/gmp.c      	gmp_zval_unary_ui_op(return_value, a_arg, mpz_fac_ui TSRMLS_CC);