protected final int alignment;
public static RubyClass createTypeClass(Ruby runtime, RubyModule ffiModule) {
RubyClass typeClass = ffiModule.defineClassUnder("Type", runtime.getObject(),
ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR);
typeClass.defineAnnotatedMethods(Type.class);
typeClass.defineAnnotatedConstants(Type.class);
RubyClass builtinClass = typeClass.defineClassUnder("Builtin", typeClass,
ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR);
builtinClass.defineAnnotatedMethods(Builtin.class);