1  #import <CoreGraphics/CGRemoteOperation.h>
 2  
 3  CGError CGScreenRegisterMoveCallback(CGScreenUpdateMoveCallback callback, void *userInfo) {
 4      printf("STUB %s\n", __PRETTY_FUNCTION__);
 5      return nil;
 6  }
 7  
 8  void CGScreenUnregisterMoveCallback(CGScreenUpdateMoveCallback callback, void *userInfo) {
 9      printf("STUB %s\n", __PRETTY_FUNCTION__);
10      return nil;
11  }