Replaced the previous two #includes with <stdio.h>.

src/win-d3d-fs.cc

@@ -1,6 +1,5 @@
 #include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
+#include <stdio.h>
 #define BITMAP WINDOWS_BITMAP
 #include <d3d9.h>
 #undef BITMAP