stdio.h - chromiumos/third_party/glibc - Git at Google

 #ifdef USE_IN_LIBIO
 #include <libio/stdio.h>
 #else
 #include <stdio/stdio.h>
 #endif
	#ifdef USE_IN_LIBIO
	#include <libio/stdio.h>
	#else
	#include <stdio/stdio.h>
	#endif