with help from andrew another attempt to fix windows build

src/copy/pvArrayPlugin.cpp

@@ -4,11 +4,12 @@
  */
 
 #include <stdlib.h>
-
-#define epicsExportSharedSymbols
-#include <pv/pvArrayPlugin.h>
+#include <pv/pvData.h>
+#include <pv/bitSet.h>
 #include <pv/convert.h>
 #include <pv/pvSubArrayCopy.h>
+#define epicsExportSharedSymbols
+#include <pv/pvArrayPlugin.h>
 
 using std::string;
 using std::size_t;

src/copy/pvCopy.cpp

@@ -12,11 +12,11 @@
 #include <sstream>
 
 #include <epicsThread.h>
-
-#define epicsExportSharedSymbols
-
+#include <pv/pvData.h>
+#include <pv/bitSet.h>
 #include <pv/thread.h>
 
+#define epicsExportSharedSymbols
 #include <pv/pvCopy.h>
 #include <pv/pvArrayPlugin.h>
 #include <pv/pvTimestampPlugin.h>

src/copy/pvDeadbandPlugin.cpp

@@ -4,10 +4,12 @@
  */
 #include <stdlib.h>
 
-#define epicsExportSharedSymbols
-#include <pv/pvDeadbandPlugin.h>
+#include <pv/pvData.h>
+#include <pv/bitSet.h>
 #include <pv/convert.h>
 #include <pv/pvSubArrayCopy.h>
+#define epicsExportSharedSymbols
+#include <pv/pvDeadbandPlugin.h>
 
 using std::string;
 using std::size_t;

src/copy/pvPlugin.cpp

@@ -3,6 +3,7 @@
  * The License for this software can be found in the file LICENSE that is included with the distribution.
  */
 
+#include <pv/pvData.h>
 #define epicsExportSharedSymbols
 #include <pv/pvPlugin.h>
 

src/copy/pvTimestampPlugin.cpp

@@ -2,9 +2,13 @@
 /*
  * The License for this software can be found in the file LICENSE that is included with the distribution.
  */
+
+#include <pv/pvData.h>
+#include <pv/bitSet.h>
+#include <pv/convert.h>
+
 #define epicsExportSharedSymbols
 #include <pv/pvTimestampPlugin.h>
-#include <pv/convert.h>
 #include <pv/pvCopy.h>
 
 using std::string;