Fix include error

src/ProcessSemaphore_Linux.cpp

@@ -22,7 +22,7 @@ static void _do_clean_up_semaphore(int key,int id)
 {
     if(semctl(id,0,IPC_RMID,0)<0)
     {
-        log("Failed to destroy process semaphore (call semctl failed on key: %d, id: %d)",key,id);
+        dprintf("Failed to destroy process semaphore (call semctl failed on key: %d, id: %d)",key,id);
     }
 }
 

src/ProcessSemaphore_Windows.cpp

@@ -1,3 +1,4 @@
+#ifdef _WIN32
 
 #include "SemaphoreWrapper.h"
 #include <windows.h>
@@ -91,3 +92,5 @@ ProcessSemaphore::~ProcessSemaphore()
         delete _p;
     }
 }
+
+#endif // _WIN32