diff --git a/extensions/sdktools/Makefile b/extensions/sdktools/Makefile
index 93e94db0..62a866e2 100644
--- a/extensions/sdktools/Makefile
+++ b/extensions/sdktools/Makefile
@@ -12,10 +12,10 @@ SOURCEMM = ../../../../sourcemm
 PROJECT = sdktools
 
 #Uncomment for SourceMM-enabled extensions
-#LINK_HL2 = $(HL2LIB)/tier1_i486.a vstdlib_i486.so tier0_i486.so 
+LINK_HL2 = $(HL2LIB)/tier1_i486.a vstdlib_i486.so tier0_i486.so 
 
-OBJECTS = sdk/smsdk_ext.cpp extension.cpp vdecoder.cpp vcallbuilder.cpp \
-	vcaller.cpp vnatives.cpp tenatives.cpp tempents.cpp
+OBJECTS = sdk/smsdk_ext.cpp extension.cpp gamerules.cpp vdecoder.cpp vcallbuilder.cpp \
+	vcaller.cpp vnatives.cpp vsound.cpp tenatives.cpp tempents.cpp
 
 ##############################################
 ### CONFIGURE ANY OTHER FLAGS/OPTIONS HERE ###
diff --git a/extensions/sdktools/gamerules.cpp b/extensions/sdktools/gamerules.cpp
index 5ede6ac7..7d9f45b1 100644
--- a/extensions/sdktools/gamerules.cpp
+++ b/extensions/sdktools/gamerules.cpp
@@ -1,53 +1,53 @@
-/**
- * vim: set ts=4 :
- * ===============================================================
- * SourceMod SDK Tools Extension
- * Copyright (C) 2004-2007 AlliedModders LLC. All rights reserved.
- * ===============================================================
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- *
- * Version: $Id$
- */
-
-#include "extension.h"
-
-void **g_pGameRules = NULL;
-
-void InitializeGameRules()
-{
-	char *addr = NULL;
-
-#ifdef PLATFORM_WINDOWS
-	int offset = 0;
-
-	if (!g_pGameConf->GetMemSig("CreateGameRulesObject", (void **)&addr) || !addr)
-	{
-		return;
-	}
-	if (!g_pGameConf->GetOffset("g_pGameRules", &offset) || !offset)
-	{
-		return;
-	}
-
-	g_pGameRules = *reinterpret_cast<void ***>(addr + offset);
-#elif defined PLATFORM_LINUX
-	if (!g_pGameRules->GetMemSig("g_pGameRules", (void **)&addr) || !addr)
-	{
-		return;
-	}
-
-	g_pGameRules = reinterpret_cast<void **>(addr);
-#endif
-}
+/**
+ * vim: set ts=4 :
+ * ===============================================================
+ * SourceMod SDK Tools Extension
+ * Copyright (C) 2004-2007 AlliedModders LLC. All rights reserved.
+ * ===============================================================
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * Version: $Id$
+ */
+
+#include "extension.h"
+
+void **g_pGameRules = NULL;
+
+void InitializeGameRules()
+{
+	char *addr = NULL;
+
+#ifdef PLATFORM_WINDOWS
+	int offset = 0;
+
+	if (!g_pGameConf->GetMemSig("CreateGameRulesObject", (void **)&addr) || !addr)
+	{
+		return;
+	}
+	if (!g_pGameConf->GetOffset("g_pGameRules", &offset) || !offset)
+	{
+		return;
+	}
+
+	g_pGameRules = *reinterpret_cast<void ***>(addr + offset);
+#elif defined PLATFORM_LINUX
+	if (!g_pGameConf->GetMemSig("g_pGameRules", (void **)&addr) || !addr)
+	{
+		return;
+	}
+
+	g_pGameRules = reinterpret_cast<void **>(addr);
+#endif
+}