138:/lib/no_skill_decay.c (/lib/no_skill_decay.c)
(nomask public mapping) query_nsd_retrain(string player)
/*
 * Function name: query_nsd_retrain
 * Description  : This function can be queried to find out which skills a
 *                player may retrain at this unit.
 * Arguments    : string player - the name of the player.
 * Returns      : mapping - the mapping with the skills the player can
 *                          retrain. The indices are the skill numbers and
 *                          the values are the levels to which the skill is
 *                          retrainable. WARNING: the skill numbers have
 *                          been turned into strings.
 */
