diff --git a/rehlds/engine/common.cpp b/rehlds/engine/common.cpp
index d6358c7..f65de7d 100644
--- a/rehlds/engine/common.cpp
+++ b/rehlds/engine/common.cpp
@@ -1299,7 +1299,7 @@ void SZ_Clear(sizebuf_t *buf)
 	buf->cursize = 0;
 }
 
-void *SZ_GetSpace(sizebuf_t *buf, int length)
+void *EXT_FUNC SZ_GetSpace(sizebuf_t *buf, int length)
 {
 	void *data;
 	const char *buffername = buf->buffername ? buf->buffername : "???";
diff --git a/rehlds/engine/pr_cmds.cpp b/rehlds/engine/pr_cmds.cpp
index bfe0672..6e7fcc4 100644
--- a/rehlds/engine/pr_cmds.cpp
+++ b/rehlds/engine/pr_cmds.cpp
@@ -1182,7 +1182,7 @@ void EXT_FUNC EV_PlayReliableEvent_api(IGameClient *cl, int entindex, short unsi
 	EV_PlayReliableEvent_internal(cl->GetClient(), entindex, eventindex, delay, pargs);
 }
 
-void EXT_FUNC EV_PlayReliableEvent(client_t *cl, int entindex, short unsigned int eventindex, float delay, event_args_t *pargs)
+void EV_PlayReliableEvent(client_t *cl, int entindex, short unsigned int eventindex, float delay, event_args_t *pargs)
 {
 	g_RehldsHookchains.m_EV_PlayReliableEvent.callChain(EV_PlayReliableEvent_api, GetRehldsApiClient(cl), entindex, eventindex, delay, pargs);
 }
diff --git a/rehlds/engine/sv_steam3.cpp b/rehlds/engine/sv_steam3.cpp
index 5ce2960..64d738a 100644
--- a/rehlds/engine/sv_steam3.cpp
+++ b/rehlds/engine/sv_steam3.cpp
@@ -690,9 +690,8 @@ qboolean Steam_NotifyClientConnect(client_t *cl, const void *pvSteam2Key, unsign
 		.callChain(Steam_NotifyClientConnect_api, FALSE, GetRehldsApiClient(cl), pvSteam2Key, ucbSteam2Key);
 }
 
-
 /* <f1884> ../engine/sv_steam3.cpp:914 */
-qboolean EXT_FUNC Steam_NotifyClientConnect_internal(client_t *cl, const void *pvSteam2Key, unsigned int ucbSteam2Key)
+qboolean Steam_NotifyClientConnect_internal(client_t *cl, const void *pvSteam2Key, unsigned int ucbSteam2Key)
 {
 	if (Steam3Server())
 	{
diff --git a/rehlds/rehlds/rehlds_api_impl.cpp b/rehlds/rehlds/rehlds_api_impl.cpp
index 5a6b070..7b56673 100644
--- a/rehlds/rehlds/rehlds_api_impl.cpp
+++ b/rehlds/rehlds/rehlds_api_impl.cpp
@@ -65,6 +65,22 @@ DLL_FUNCTIONS* EXT_FUNC GetEntityInterface_api() {
 	return &gEntityInterface;
 }
 
+void EXT_FUNC MSG_StartBitWriting_api(sizebuf_t *buf) {
+	MSG_StartBitWriting(buf);
+}
+
+void EXT_FUNC MSG_WriteBits_api(uint32 data, int numbits) {
+	MSG_WriteBits(data, numbits);
+}
+
+void EXT_FUNC MSG_WriteBitVec3Coord_api(const vec3_t fa) {
+	MSG_WriteBitVec3Coord(fa);
+}
+
+void EXT_FUNC MSG_EndBitWriting_api(sizebuf_t *buf) {
+	MSG_EndBitWriting(buf);
+}
+
 CRehldsServerStatic g_RehldsServerStatic;
 CRehldsServerData g_RehldsServerData;
 CRehldsHookchains g_RehldsHookchains;
@@ -95,10 +111,10 @@ RehldsFuncs_t g_RehldsApiFuncs =
 	&GetEntityInterface_api,
 	&EV_PlayReliableEvent_api,
 	&SV_LookupSoundIndex,
-	&MSG_StartBitWriting,
-	&MSG_WriteBits,
-	&MSG_WriteBitVec3Coord,
-	&MSG_EndBitWriting,
+	&MSG_StartBitWriting_api,
+	&MSG_WriteBits_api,
+	&MSG_WriteBitVec3Coord_api,
+	&MSG_EndBitWriting_api,
 	&SZ_GetSpace
 };