Add 'arm' builtin define
Add 'arm' builtin define

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