Document/sync misc remaining symbols

src/menu2.c

@@ -508,7 +508,7 @@ void Menu_PrintFormatIntlPlayerName(u8 windowId, const u8 * src, u16 x, u16 y)
     }
 }
 
-static void sub_812E768(const struct Bitmap *src, struct Bitmap *dst, u16 srcX, u16 srcY, u16 dstX, u16 dstY, u16 width, u16 height)
+static void UnusedBlitBitmapRect(const struct Bitmap *src, struct Bitmap *dst, u16 srcX, u16 srcY, u16 dstX, u16 dstY, u16 width, u16 height)
 {
     s32 loopSrcY, loopDstY, loopSrcX, loopDstX, xEnd, yEnd, multiplierSrcY, multiplierDstY;
     u16 toOrr;