--- mstools/h/winperf.h	2018/08/09 18:20:27	1.1.1.1
+++ mstools/h/winperf.h	2018/08/09 18:21:03	1.1.1.2
@@ -1,3 +1,5 @@
+#ifndef _WINPERF_INCLUDED_
+#define _WINPERF_INCLUDED_
 //
 //  winperf.h  -   Header file for the Performance Monitor data
 //
@@ -524,6 +526,20 @@ typedef struct _PERF_OBJECT_TYPE {
                                         // can exceed 100%.  Followed by
                                         // a counter of type _MULTI_BASE.
 
+#define PERF_RAW_FRACTION        22     // Indicates the data is a fraction
+                                        // of the following
+					// counter  which should not be
+					// time averaged on display (such as
+                                        // free space over total space.)
+                                        // Display as is.  Display the
+                                        // quotient as "%".
+
+#define PERF_RAW_BASE            23     // Indicates the data is a base for
+                                        // the preceeding
+					// counter  which should not be
+					// time averaged on display (such as
+                                        // free space over total space.)
+
 //
 //  The following counter type can be used with the preceeding types to
 //  define a reange of values to be displayed in a histogram.
@@ -630,3 +646,5 @@ typedef struct _PERF_COUNTER_BLOCK {
 //  The PERF_COUNTER_BLOCK is followed by PERF_OBJECT_TYPE.NumCounters
 //  number of counters.
 //
+
+#endif // _WINPERF_INCLUDED_