4747 remove unused [DS]SIZE_LIMIT defines

@@ -65,20 +65,16 @@
  */
 #if (defined(_KERNEL) || defined(_KMEMUSER)) && !defined(_MACHDEP)
 
 #if defined(_KERNEL) && !defined(_ASM)
 extern const unsigned int       _diskrpm;
-extern const unsigned long      _dsize_limit;
-extern const unsigned long      _ssize_limit;
 extern const unsigned long      _pgthresh;
 extern const unsigned int       _maxslp;
 extern const unsigned long      _maxhandspreadpages;
 #endif  /* defined(_KERNEL) && !defined(_ASM) */
 
 #define DISKRPM         _diskrpm
-#define DSIZE_LIMIT     _dsize_limit
-#define SSIZE_LIMIT     _ssize_limit
 #define PGTHRESH        _pgthresh
 #define MAXSLP          _maxslp
 #define MAXHANDSPREADPAGES      _maxhandspreadpages
 
 #endif  /* (defined(_KERNEL) || defined(_KMEMUSER)) && !defined(_MACHDEP) */