fixed 64bit issue with UInt
fixed 64bit issue with UInt

zhaihj/rock,marcusnaslund/rock,ds84182/rock,fredrikbryntesson/rock,ooc-lang/rock,kirbyfan64/rock,davidhesselbom/rock,thomasfanell/rock,shamanas/rock,kirbyfan64/rock,fredrikbryntesson/rock,marcusnaslund/rock,cogneco/rock,cogneco/rock,magic-lang/rock,davidhesselbom/rock,ooc-lang/rock,fasterthanlime/rock,jonathanudd/rock,thomasfanell/rock,ds84182/rock,zhaihj/rock,jonathanudd/rock,magic-lang/rock,fasterthanlime/rock,shamanas/rock