1  #import <CoreGraphics/CGDisplayFade.h>
 2  
 3  CGError CGDisplayFade(CGDisplayFadeReservationToken token,
 4                        CGDisplayFadeInterval duration,
 5                        CGDisplayBlendFraction startBlend,
 6                        CGDisplayBlendFraction endBlend, float redBlend,
 7                        float greenBlend, float blueBlend, boolean_t synchronous)
 8  {
 9      return 0;
10  }
11  
12  CGError CGAcquireDisplayFadeReservation(CGDisplayReservationInterval seconds,
13                                          CGDisplayFadeReservationToken *token)
14  {
15      return 0;
16  }
17  
18  CGError CGReleaseDisplayFadeReservation(CGDisplayFadeReservationToken token) {
19      return 0;
20  }