8 files changed, 24 insertions, 3 deletions
diff --git a/src/net/tmwa/messagein.cpp b/src/net/tmwa/messagein.cpp
index a5fac5ac9..095ee91bf 100644
--- a/src/net/tmwa/messagein.cpp
+++ b/src/net/tmwa/messagein.cpp
@@ -31,6 +31,10 @@
 
 #include "debug.h"
 
+#ifndef SDL_BYTEORDER
+#error missing SDL_endian.h
+#endif
+
 namespace TmwAthena
 {
 
diff --git a/src/net/tmwa/messageout.cpp b/src/net/tmwa/messageout.cpp
index 82a67e924..237d4f185 100644
--- a/src/net/tmwa/messageout.cpp
+++ b/src/net/tmwa/messageout.cpp
@@ -28,10 +28,12 @@
 
 #include "logger.h"
 
-#include <SDL_endian.h>
-
 #include "debug.h"
 
+#ifndef SDL_BYTEORDER
+#error missing SDL_endian.h
+#endif
+
 namespace TmwAthena
 {
 
diff --git a/src/net/tmwa/network.cpp b/src/net/tmwa/network.cpp
index 66bf166e1..bf574b567 100644
--- a/src/net/tmwa/network.cpp
+++ b/src/net/tmwa/network.cpp
@@ -86,6 +86,7 @@ Network::~Network()
 void Network::registerHandlers()
 {
 #include "net/tmwa/recvpackets.inc"
+RECVPACKETS_VOID
 }
 
 void Network::clearHandlers()
diff --git a/src/net/tmwa/packetsout.inc b/src/net/tmwa/packetsout.inc
index 339863cf0..f789791df 100644
--- a/src/net/tmwa/packetsout.inc
+++ b/src/net/tmwa/packetsout.inc
@@ -20,6 +20,8 @@
  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#define PACKETSOUT_VOID
+
 packet(CMSG_SERVER_VERSION_REQUEST,  0x7530,   0, nullptr);
 
 packet(CMSG_LOGIN_REGISTER,          0x0064,   0, nullptr);
diff --git a/src/net/tmwa/protocolout.cpp b/src/net/tmwa/protocolout.cpp
index 8332ceb8d..d8d123eee 100644
--- a/src/net/tmwa/protocolout.cpp
+++ b/src/net/tmwa/protocolout.cpp
@@ -23,7 +23,8 @@ namespace TmwAthena
 #include "net/protocoloutdefine.h"
 #include "net/tmwa/packetsout.inc"
 #undef packet
-
+PROTOCOLOUT_VOID
+PACKETSOUT_VOID
 }  // namesspace TmwAthena
 
 #include "debug.h"
diff --git a/src/net/tmwa/protocolout.h b/src/net/tmwa/protocolout.h
index 413e458ef..2686cd9f5 100644
--- a/src/net/tmwa/protocolout.h
+++ b/src/net/tmwa/protocolout.h
@@ -23,6 +23,8 @@
 
 #include "net/protocoloutinclude.h"
 
+#define PROTOCOLOUT_VOID
+
 namespace TmwAthena
 {
 #include "net/tmwa/packetsout.inc"
diff --git a/src/net/tmwa/recvpackets.inc b/src/net/tmwa/recvpackets.inc
index 8c1a59253..3afbf07bb 100644
--- a/src/net/tmwa/recvpackets.inc
+++ b/src/net/tmwa/recvpackets.inc
@@ -21,6 +21,8 @@
 #ifndef NET_TMWA_RECVPACKETS_H
 #define NET_TMWA_RECVPACKETS_H
 
+#define RECVPACKETS_VOID
+
 #include "net/recvpacketdefine.h"
 
 #include "net/tmwa/packetsin.inc"
diff --git a/src/net/tmwa/updateprotocol.cpp b/src/net/tmwa/updateprotocol.cpp
index a07ccc319..7d5622acd 100644
--- a/src/net/tmwa/updateprotocol.cpp
+++ b/src/net/tmwa/updateprotocol.cpp
@@ -25,6 +25,9 @@
 
 #include "debug.h"
 
+PACKETSOUT_VOID
+#undef PACKETSOUT_VOID
+
 namespace TmwAthena
 {
 
@@ -42,4 +45,8 @@ void updateProtocol()
     }
 }
 
+PACKETSOUT_VOID
+PROTOCOLOUTUPDATE_VOID
+PROTOCOLOUT_VOID
+
 }  // namespace TmwAthena