diff --git a/Src/Model3/Real3D.h b/Src/Model3/Real3D.h
index 9c93234..e511700 100644
--- a/Src/Model3/Real3D.h
+++ b/Src/Model3/Real3D.h
@@ -403,10 +403,7 @@ public:
   
 private:
   // Private member functions
-  void      DMACopy(void);
-  void      InsertBit(uint8_t *buf, unsigned bitNum, unsigned bit);
-  void      InsertID(uint32_t id, unsigned startBit);
-  unsigned  Shift(uint8_t *data, unsigned numBits);
+  void      DMACopy(void);
   void      StoreTexture(unsigned level, unsigned xPos, unsigned yPos, unsigned width, unsigned height, const uint16_t *texData, bool sixteenBit, bool writeLSB, bool writeMSB, uint32_t &texDataOffset);
 
   void      UploadTexture(uint32_t header, const uint16_t *texData);