grub-lakitu/grub-core/osdep/relpath.c - cos/cobble - Git at Google

 #if defined (__MINGW32__) || defined (__CYGWIN__)
 #include "windows/relpath.c"
 #elif defined (__AROS__)
 #include "aros/relpath.c"
 #else
 #include "unix/relpath.c"
 #endif
	#if defined (__MINGW32__) \|\| defined (__CYGWIN__)
	#include "windows/relpath.c"
	#elif defined (__AROS__)
	#include "aros/relpath.c"
	#else
	#include "unix/relpath.c"
	#endif