Fix Windows symbol decorations in src/client implementation

src/client/client.cpp

@@ -8,6 +8,7 @@
 #include <epicsMutex.h>
 #include <epicsGuard.h>
 #include <epicsEvent.h>
+#include <epicsThread.h>
 
 #include <pv/pvData.h>
 #include <pv/bitSet.h>

src/client/clientGet.cpp

@@ -6,6 +6,7 @@
 #include <epicsMutex.h>
 #include <epicsGuard.h>
 #include <epicsEvent.h>
+#include <epicsThread.h>
 
 #include <pv/current_function.h>
 #include <pv/pvData.h>

src/client/clientInfo.cpp

@@ -6,6 +6,7 @@
 #include <epicsMutex.h>
 #include <epicsGuard.h>
 #include <epicsEvent.h>
+#include <epicsThread.h>
 
 #include <pv/current_function.h>
 #include <pv/pvData.h>

src/client/clientMonitor.cpp

@@ -6,6 +6,7 @@
 #include <epicsMutex.h>
 #include <epicsGuard.h>
 #include <epicsEvent.h>
+#include <epicsThread.h>
 
 #include <pv/current_function.h>
 #include <pv/pvData.h>

src/client/clientPut.cpp

@@ -6,6 +6,7 @@
 #include <epicsMutex.h>
 #include <epicsGuard.h>
 #include <epicsEvent.h>
+#include <epicsThread.h>
 
 #include <pv/current_function.h>
 #include <pv/pvData.h>

src/client/clientRPC.cpp

@@ -6,6 +6,7 @@
 #include <epicsMutex.h>
 #include <epicsGuard.h>
 #include <epicsEvent.h>
+#include <epicsThread.h>
 
 #include <pv/pvData.h>
 #include <pv/bitSet.h>