Some cleanups + we don't need a non-libretro codepath

src/fceu-types.h

@@ -22,11 +22,7 @@
 #ifndef __FCEU_TYPES_H
 #define __FCEU_TYPES_H
 
-#ifdef __LIBRETRO__
 #include <stdint.h>
-#else
-#include <inttypes.h>
-#endif
 typedef int8_t int8;
 typedef int16_t int16;
 typedef int32_t int32;