diff --git a/server/cmsg_private.h b/server/cmsg_private.h
index 0823782..6159ae9 100644
--- a/server/cmsg_private.h
+++ b/server/cmsg_private.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_private_h
 #define cmsg_private_h
 
diff --git a/server/dataq.c b/server/dataq.c
index 6fe99a7..f3f7b8e 100644
--- a/server/dataq.c
+++ b/server/dataq.c
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
diff --git a/server/dataq.h b/server/dataq.h
index e65b4d2..a0fe271 100644
--- a/server/dataq.h
+++ b/server/dataq.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_dataq_h
 #define cmsg_dataq_h
 
diff --git a/server/direct.h b/server/direct.h
index 38b7528..8d5ffd2 100644
--- a/server/direct.h
+++ b/server/direct.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_direct_h
 #define cmsg_direct_h
 
diff --git a/server/fanout.h b/server/fanout.h
index 0c73a39..426d137 100644
--- a/server/fanout.h
+++ b/server/fanout.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_fanout_h
 #define cmsg_fanout_h
 
diff --git a/server/harness.h b/server/harness.h
index 552044c..f6c83c9 100644
--- a/server/harness.h
+++ b/server/harness.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_harness_h
 #define cmsg_harness_h
 
diff --git a/server/hashtable.c b/server/hashtable.c
index c0d4e2e..4596f7f 100644
--- a/server/hashtable.c
+++ b/server/hashtable.c
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
diff --git a/server/hashtable.h b/server/hashtable.h
index e8ff63f..44c378c 100644
--- a/server/hashtable.h
+++ b/server/hashtable.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_hashtable_h
 #define cmsg_hashtable_h
 
diff --git a/server/meta.h b/server/meta.h
index 1e878b7..1cf4666 100644
--- a/server/meta.h
+++ b/server/meta.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_meta_h
 #define cmsg_meta_h
 
diff --git a/server/net.h b/server/net.h
index b63307c..6e3e973 100644
--- a/server/net.h
+++ b/server/net.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_net_h
 #define cmsg_net_h
 
diff --git a/server/node.c b/server/node.c
index b3fc2fd..25cc8fd 100644
--- a/server/node.c
+++ b/server/node.c
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
diff --git a/server/node.h b/server/node.h
index 6399fd5..70fed43 100644
--- a/server/node.h
+++ b/server/node.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_node_h
 #define cmsg_node_h
 
diff --git a/server/queue.h b/server/queue.h
index f7a0e65..18408b1 100644
--- a/server/queue.h
+++ b/server/queue.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_queue_h
 #define cmsg_queue_h
 
diff --git a/server/ref.h b/server/ref.h
index e9e16ef..a4629cd 100644
--- a/server/ref.h
+++ b/server/ref.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_ref_h
 #define cmsg_ref_h
 
diff --git a/server/relay.h b/server/relay.h
index dc7d92e..3bdfbb2 100644
--- a/server/relay.h
+++ b/server/relay.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_relay_h
 #define cmsg_relay_h
 
diff --git a/server/sexp.c b/server/sexp.c
index ab7926d..3057b46 100644
--- a/server/sexp.c
+++ b/server/sexp.c
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
diff --git a/server/sexp.h b/server/sexp.h
index 8632079..bf1b29b 100644
--- a/server/sexp.h
+++ b/server/sexp.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_sexp_h
 #define cmsg_sexp_h
 
diff --git a/server/sexpio.c b/server/sexpio.c
index bada817..e263365 100644
--- a/server/sexpio.c
+++ b/server/sexpio.c
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
diff --git a/server/sexpio.h b/server/sexpio.h
index afcef4e..5d62c51 100644
--- a/server/sexpio.h
+++ b/server/sexpio.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_sexpio_h
 #define cmsg_sexpio_h
 
diff --git a/server/subscription.h b/server/subscription.h
index 9b5aeec..6a996af 100644
--- a/server/subscription.h
+++ b/server/subscription.h
@@ -1,3 +1,5 @@
+/* Copyright (C) 2010 Tony Garnock-Jones. All rights reserved. */
+
 #ifndef cmsg_subscription_h
 #define cmsg_subscription_h