clean up variables in files

src/new_game.c

@@ -28,7 +28,6 @@
 #include "apprentice.h"
 #include "frontier_util.h"
 
-extern u8 gDifferentSaveFile;
 extern u16 gSaveFileStatus;
 extern u8 gUnknown_030060B0;
 
@@ -61,6 +60,10 @@ static void ClearFrontierRecord(void);
 static void WarpToTruck(void);
 static void ResetMiniGamesResults(void);
 
+// EWRAM vars
+EWRAM_DATA bool8 gDifferentSaveFile = FALSE;
+EWRAM_DATA bool8 gUnknown_020322D5 = FALSE;
+
 // const rom data
 static const struct ContestWinner sContestWinnerPicDummy =
 {