int DeCompressedSize (void);
int DeCompressFile (char *fn2);
int DeCompressMemory (void);
int ReadDataFile (char *fname);
int WriteDataFile (char *fname);

#define DWORD unsigned long int
extern BYTE *DataPointer;      // data pointer (packed data)
extern BYTE *TargetPointer;    // target pointer (decompressed data)
extern DWORD PackedSize;       // packed data size
extern DWORD RawSize;
extern DWORD Data_CRC32;
