Tests/ConfigSources/custom1.cpp.in - third_party/github.com/Kitware/CMake - Git at Google

 #ifdef CUSTOM_CFG_DEBUG
 int custom1_debug()
 {
   return 0;
 }
 #endif

 #ifdef CUSTOM_CFG_OTHER
 int custom1_other()
 {
   return 0;
 }
 #endif
	#ifdef CUSTOM_CFG_DEBUG
	int custom1_debug()
	{
	return 0;
	}
	#endif

	#ifdef CUSTOM_CFG_OTHER
	int custom1_other()
	{
	return 0;
	}
	#endif