diff --git a/extensions/geoip/extension.cpp b/extensions/geoip/extension.cpp
index 0212350d..0fb7b4a0 100644
--- a/extensions/geoip/extension.cpp
+++ b/extensions/geoip/extension.cpp
@@ -1,3 +1,22 @@
+/**
+ * GeoIP SourceMod Extension, (C)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"
 #include "GeoIP.h"
 
diff --git a/extensions/geoip/extension.h b/extensions/geoip/extension.h
index 2a4f7ad7..79e313d4 100644
--- a/extensions/geoip/extension.h
+++ b/extensions/geoip/extension.h
@@ -1,3 +1,22 @@
+/**
+ * GeoIP SourceMod Extension, (C)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: $Id$
+ */
+
 #ifndef _INCLUDE_SOURCEMOD_EXTENSION_PROPER_H_
 #define _INCLUDE_SOURCEMOD_EXTENSION_PROPER_H_
 
diff --git a/extensions/geoip/smsdk_config.h b/extensions/geoip/smsdk_config.h
index 64d78400..3356afb2 100644
--- a/extensions/geoip/smsdk_config.h
+++ b/extensions/geoip/smsdk_config.h
@@ -1,3 +1,22 @@
+/**
+ * GeoIP SourceMod Extension, (C)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: $Id$
+ */
+
 #ifndef _INCLUDE_SOURCEMOD_EXTENSION_CONFIG_H_
 #define _INCLUDE_SOURCEMOD_EXTENSION_CONFIG_H_
 
diff --git a/extensions/geoip/smsdk_ext.cpp b/extensions/geoip/smsdk_ext.cpp
index 0dfcd408..8dfd6db6 100644
--- a/extensions/geoip/smsdk_ext.cpp
+++ b/extensions/geoip/smsdk_ext.cpp
@@ -1,3 +1,17 @@
+/**
+ * ===============================================================
+ * SourceMod (C)2004-2007 AlliedModders LLC.  All rights reserved.
+ * ===============================================================
+ *
+ *  This file is part of the SourceMod/SourcePawn SDK.  This file may only be used 
+ * or modified under the Terms and Conditions of its License Agreement, which is found 
+ * in LICENSE.txt.  The Terms and Conditions for making SourceMod extensions/plugins 
+ * may change at any time.  To view the latest information, see:
+ *   http://www.sourcemod.net/license.php
+ *
+ * Version: $Id$
+ */
+
 #include <stdio.h>
 #include <malloc.h>
 #include "smsdk_ext.h"
diff --git a/extensions/geoip/smsdk_ext.h b/extensions/geoip/smsdk_ext.h
index 16d931bc..ce82828a 100644
--- a/extensions/geoip/smsdk_ext.h
+++ b/extensions/geoip/smsdk_ext.h
@@ -1,3 +1,17 @@
+/**
+ * ===============================================================
+ * SourceMod (C)2004-2007 AlliedModders LLC.  All rights reserved.
+ * ===============================================================
+ *
+ *  This file is part of the SourceMod/SourcePawn SDK.  This file may only be used 
+ * or modified under the Terms and Conditions of its License Agreement, which is found 
+ * in LICENSE.txt.  The Terms and Conditions for making SourceMod extensions/plugins 
+ * may change at any time.  To view the latest information, see:
+ *   http://www.sourcemod.net/license.php
+ *
+ * Version: $Id$
+ */
+
 #ifndef _INCLUDE_SOURCEMOD_EXTENSION_BASESDK_H_
 #define _INCLUDE_SOURCEMOD_EXTENSION_BASESDK_H_
 
diff --git a/extensions/threader/extension.cpp b/extensions/threader/extension.cpp
index 2d1cc3f6..b8907529 100644
--- a/extensions/threader/extension.cpp
+++ b/extensions/threader/extension.cpp
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threading Extension, (C)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"
 #include "thread/ThreadSupport.h"
 
diff --git a/extensions/threader/extension.h b/extensions/threader/extension.h
index 584dbdc1..f43a8ea1 100644
--- a/extensions/threader/extension.h
+++ b/extensions/threader/extension.h
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threading Extension, (C)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: $Id$
+ */
+
 #ifndef _INCLUDE_SOURCEMOD_EXTENSION_PROPER_H_
 #define _INCLUDE_SOURCEMOD_EXTENSION_PROPER_H_
 
diff --git a/extensions/threader/msvc8/threader.vcproj b/extensions/threader/msvc8/threader.vcproj
index d76a6ad7..02ef88dc 100644
--- a/extensions/threader/msvc8/threader.vcproj
+++ b/extensions/threader/msvc8/threader.vcproj
@@ -239,10 +239,6 @@
 					RelativePath="..\thread\BaseWorker.h"
 					>
 				</File>
-				<File
-					RelativePath="..\thread\IThreader.h"
-					>
-				</File>
 				<File
 					RelativePath="..\thread\PosixThreads.h"
 					>
diff --git a/extensions/threader/smsdk_config.h b/extensions/threader/smsdk_config.h
index 13ebf9c3..9f6f3525 100644
--- a/extensions/threader/smsdk_config.h
+++ b/extensions/threader/smsdk_config.h
@@ -1,3 +1,21 @@
+/**
+ * SourceMod Threading Extension, (C)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: $Id$
+ */
 #ifndef _INCLUDE_SOURCEMOD_EXTENSION_CONFIG_H_
 #define _INCLUDE_SOURCEMOD_EXTENSION_CONFIG_H_
 
diff --git a/extensions/threader/smsdk_ext.cpp b/extensions/threader/smsdk_ext.cpp
index 0dfcd408..8dfd6db6 100644
--- a/extensions/threader/smsdk_ext.cpp
+++ b/extensions/threader/smsdk_ext.cpp
@@ -1,3 +1,17 @@
+/**
+ * ===============================================================
+ * SourceMod (C)2004-2007 AlliedModders LLC.  All rights reserved.
+ * ===============================================================
+ *
+ *  This file is part of the SourceMod/SourcePawn SDK.  This file may only be used 
+ * or modified under the Terms and Conditions of its License Agreement, which is found 
+ * in LICENSE.txt.  The Terms and Conditions for making SourceMod extensions/plugins 
+ * may change at any time.  To view the latest information, see:
+ *   http://www.sourcemod.net/license.php
+ *
+ * Version: $Id$
+ */
+
 #include <stdio.h>
 #include <malloc.h>
 #include "smsdk_ext.h"
diff --git a/extensions/threader/smsdk_ext.h b/extensions/threader/smsdk_ext.h
index 16d931bc..ce82828a 100644
--- a/extensions/threader/smsdk_ext.h
+++ b/extensions/threader/smsdk_ext.h
@@ -1,3 +1,17 @@
+/**
+ * ===============================================================
+ * SourceMod (C)2004-2007 AlliedModders LLC.  All rights reserved.
+ * ===============================================================
+ *
+ *  This file is part of the SourceMod/SourcePawn SDK.  This file may only be used 
+ * or modified under the Terms and Conditions of its License Agreement, which is found 
+ * in LICENSE.txt.  The Terms and Conditions for making SourceMod extensions/plugins 
+ * may change at any time.  To view the latest information, see:
+ *   http://www.sourcemod.net/license.php
+ *
+ * Version: $Id$
+ */
+
 #ifndef _INCLUDE_SOURCEMOD_EXTENSION_BASESDK_H_
 #define _INCLUDE_SOURCEMOD_EXTENSION_BASESDK_H_
 
diff --git a/extensions/threader/thread/BaseWorker.cpp b/extensions/threader/thread/BaseWorker.cpp
index 819c5d02..e2881c9e 100644
--- a/extensions/threader/thread/BaseWorker.cpp
+++ b/extensions/threader/thread/BaseWorker.cpp
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threader API (C)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 "BaseWorker.h"
 
 BaseWorker::BaseWorker() : 
diff --git a/extensions/threader/thread/BaseWorker.h b/extensions/threader/thread/BaseWorker.h
index 5e91c28b..127e8259 100644
--- a/extensions/threader/thread/BaseWorker.h
+++ b/extensions/threader/thread/BaseWorker.h
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threader API (C)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: $Id$
+ */
+
 #ifndef _INCLUDE_SOURCEMOD_BASEWORKER_H
 #define _INCLUDE_SOURCEMOD_BASEWORKER_H
 
diff --git a/extensions/threader/thread/PosixThreads.cpp b/extensions/threader/thread/PosixThreads.cpp
index 5c801e14..24e8e5ef 100644
--- a/extensions/threader/thread/PosixThreads.cpp
+++ b/extensions/threader/thread/PosixThreads.cpp
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threader API (C)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 <unistd.h>
 #include "PosixThreads.h"
 #include "ThreadWorker.h"
diff --git a/extensions/threader/thread/PosixThreads.h b/extensions/threader/thread/PosixThreads.h
index 3a8eb9ed..f27b4f27 100644
--- a/extensions/threader/thread/PosixThreads.h
+++ b/extensions/threader/thread/PosixThreads.h
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threader API (C)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: $Id$
+ */
+
 #ifndef _INCLUDE_POSIXTHREADS_H_
 #define _INCLUDE_POSIXTHREADS_H_
 
diff --git a/extensions/threader/thread/ThreadSupport.h b/extensions/threader/thread/ThreadSupport.h
index f948e6ce..f36f6e57 100644
--- a/extensions/threader/thread/ThreadSupport.h
+++ b/extensions/threader/thread/ThreadSupport.h
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threader API (C)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: $Id$
+ */
+
 #ifndef _INCLUDE_SOURCEMOD_THREAD_SUPPORT_H
 #define _INCLUDE_SOURCEMOD_THREAD_SUPPORT_H
 
diff --git a/extensions/threader/thread/ThreadWorker.cpp b/extensions/threader/thread/ThreadWorker.cpp
index fb298185..7e745e91 100644
--- a/extensions/threader/thread/ThreadWorker.cpp
+++ b/extensions/threader/thread/ThreadWorker.cpp
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threader API (C)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 "ThreadWorker.h"
 
 ThreadWorker::ThreadWorker() : 
diff --git a/extensions/threader/thread/ThreadWorker.h b/extensions/threader/thread/ThreadWorker.h
index 6afd64f4..c01a9f39 100644
--- a/extensions/threader/thread/ThreadWorker.h
+++ b/extensions/threader/thread/ThreadWorker.h
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threader API (C)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: $Id$
+ */
+
 #ifndef _INCLUDE_SOURCEMOD_THREADWORKER_H
 #define _INCLUDE_SOURCEMOD_THREADWORKER_H
 
diff --git a/extensions/threader/thread/WinThreads.cpp b/extensions/threader/thread/WinThreads.cpp
index be444a69..25c335b2 100644
--- a/extensions/threader/thread/WinThreads.cpp
+++ b/extensions/threader/thread/WinThreads.cpp
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threader API (C)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 "WinThreads.h"
 #include "ThreadWorker.h"
 
diff --git a/extensions/threader/thread/WinThreads.h b/extensions/threader/thread/WinThreads.h
index 89a640fc..fd11b932 100644
--- a/extensions/threader/thread/WinThreads.h
+++ b/extensions/threader/thread/WinThreads.h
@@ -1,3 +1,22 @@
+/**
+ * SourceMod Threader API (C)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: $Id$
+ */
+
 #ifndef _INCLUDE_WINTHREADS_H_
 #define _INCLUDE_WINTHREADS_H_