Tests/Fortran/maincxx.c - third_party/github.com/Kitware/CMake - Git at Google

 extern int myc(void);
 extern int mycxx(void);
 int main(void)
 {
   return myc() + mycxx();
 }
	extern int myc(void);
	extern int mycxx(void);
	int main(void)
	{
	return myc() + mycxx();
	}