4 files changed, 4 insertions, 16 deletions
diff --git a/src/network/clientopcodes.h b/src/network/clientopcodes.h
index 789c9c0bb..57846f095 100644
--- a/src/network/clientopcodes.h
+++ b/src/network/clientopcodes.h
@@ -18,8 +18,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef CLIENTOPCODES_HEADER
-#define CLIENTOPCODES_HEADER
+#pragma once
 
 #include "client.h"
 #include "networkprotocol.h"
@@ -49,5 +48,3 @@ struct ServerCommandFactory
 extern const ToClientCommandHandler toClientCommandTable[TOCLIENT_NUM_MSG_TYPES];
 
 extern const ServerCommandFactory serverCommandFactoryTable[TOSERVER_NUM_MSG_TYPES];
-
-#endif
diff --git a/src/network/connection.h b/src/network/connection.h
index 3dc87b489..bf192870b 100644
--- a/src/network/connection.h
+++ b/src/network/connection.h
@@ -17,8 +17,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef CONNECTION_HEADER
-#define CONNECTION_HEADER
+#pragma once
 
 #include "irrlichttypes_bloated.h"
 #include "socket.h"
@@ -1068,5 +1067,3 @@ private:
 };
 
 } // namespace
-
-#endif
diff --git a/src/network/networkpacket.h b/src/network/networkpacket.h
index 40a20eb2e..9d9aeb797 100644
--- a/src/network/networkpacket.h
+++ b/src/network/networkpacket.h
@@ -17,8 +17,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef NETWORKPACKET_HEADER
-#define NETWORKPACKET_HEADER
+#pragma once
 
 #include <SColor.h>
 #include "util/pointer.h"
@@ -133,5 +132,3 @@ private:
 		u16 m_command = 0;
 		u16 m_peer_id = 0;
 };
-
-#endif
diff --git a/src/network/serveropcodes.h b/src/network/serveropcodes.h
index 296b7d471..6df09d5ef 100644
--- a/src/network/serveropcodes.h
+++ b/src/network/serveropcodes.h
@@ -18,8 +18,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef SERVEROPCODES_HEADER
-#define SERVEROPCODES_HEADER
+#pragma once
 
 #include "server.h"
 #include "networkprotocol.h"
@@ -49,5 +48,3 @@ struct ClientCommandFactory
 extern const ToServerCommandHandler toServerCommandTable[TOSERVER_NUM_MSG_TYPES];
 
 extern const ClientCommandFactory clientCommandFactoryTable[TOCLIENT_NUM_MSG_TYPES];
-
-#endif