T_POS_NUM, /* Positive number. */
T_NEG_NUM, /* Negative number. */
T_STRING, /* Quoted string. */
T_STOP, /* End of input. */
T_POS_NUM, /* Positive number. */
T_NEG_NUM, /* Negative number. */
T_STRING, /* Quoted string. */
T_STOP, /* End of input. */