Available on all platforms
@:keepstaticrun(s:Bytes, level:Int):Bytes
@:keepnew(level:Int)
@:keepclose():Void
@:keepexecute(src:Bytes, srcPos:Int, dst:Bytes, dstPos:Int):{write:Int, read:Int, done:Bool}
@:keepsetFlushMode(f:FlushMode):Void