text: typedef signed   char  	    SChar;
  typedef unsigned char  	    UChar;
  typedef signed   short 	    SShort;
  typedef unsigned short 	    UShort;
  typedef signed   int   	    SInt;
  typedef unsigned int   	    UInt;
  typedef signed   long  	    SLong;
  typedef unsigned long  	    ULong;
  typedef signed   long long  SLongLong;
  typedef unsigned long long  ULongLong;
  