Returns the number of point rewards for an achievement (currently always 1).
Currently all achievements and statistics offer one reward (according to this function), though the rewards offered by statistics are all zero points.
See also Achievement functions.
Signature:
count = GetAchievementNumRewards(id)
Arguments:
id- The numeric ID of an achievement or statistic (number)
Returns:
count- Number of point rewards offered for the achievement (number)