diff --git a/COPYING b/COPYING
index e23898b5..5b0780d3 100644
--- a/COPYING
+++ b/COPYING
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2002 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/api/api_lib.c b/src/api/api_lib.c
index 8c519090..93c0e453 100644
--- a/src/api/api_lib.c
+++ b/src/api/api_lib.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/api/api_msg.c b/src/api/api_msg.c
index 3fb2dbbb..a05bb858 100644
--- a/src/api/api_msg.c
+++ b/src/api/api_msg.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/api/err.c b/src/api/err.c
index ea8b75a0..b582d88a 100644
--- a/src/api/err.c
+++ b/src/api/err.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/api/sockets.c b/src/api/sockets.c
index c39cf921..9ff2c0ed 100644
--- a/src/api/sockets.c
+++ b/src/api/sockets.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/api/tcpip.c b/src/api/tcpip.c
index e27dae0c..bdd35932 100644
--- a/src/api/tcpip.c
+++ b/src/api/tcpip.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/core/dhcp.c b/src/core/dhcp.c
index b554e26a..db832270 100644
--- a/src/core/dhcp.c
+++ b/src/core/dhcp.c
@@ -6,8 +6,8 @@
 
 /*
  *
- * Copyright (c) 2001-2003 Leon Woestenberg <leon.woestenberg@gmx.net>
- * Copyright (c) 2001-2003 Axon Digital Design B.V., The Netherlands.
+ * Copyright (c) 2001-2004 Leon Woestenberg <leon.woestenberg@gmx.net>
+ * Copyright (c) 2001-2004 Axon Digital Design B.V., The Netherlands.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/inet.c b/src/core/inet.c
index a0243987..818f7ba9 100644
--- a/src/core/inet.c
+++ b/src/core/inet.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/inet6.c b/src/core/inet6.c
index 2a1931fe..c04915b7 100644
--- a/src/core/inet6.c
+++ b/src/core/inet6.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/core/ipv4/icmp.c b/src/core/ipv4/icmp.c
index 078100be..fbf5e7e5 100644
--- a/src/core/ipv4/icmp.c
+++ b/src/core/ipv4/icmp.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/ipv4/ip.c b/src/core/ipv4/ip.c
index 25862519..b7ed02e3 100644
--- a/src/core/ipv4/ip.c
+++ b/src/core/ipv4/ip.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/ipv4/ip_addr.c b/src/core/ipv4/ip_addr.c
index 83da77f7..d01420be 100644
--- a/src/core/ipv4/ip_addr.c
+++ b/src/core/ipv4/ip_addr.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/core/ipv4/ip_frag.c b/src/core/ipv4/ip_frag.c
index 141293ff..ab5e6503 100644
--- a/src/core/ipv4/ip_frag.c
+++ b/src/core/ipv4/ip_frag.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/core/ipv6/icmp6.c b/src/core/ipv6/icmp6.c
index 832e0417..a162758a 100644
--- a/src/core/ipv6/icmp6.c
+++ b/src/core/ipv6/icmp6.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/ipv6/ip6.c b/src/core/ipv6/ip6.c
index 00496f60..403e4de0 100644
--- a/src/core/ipv6/ip6.c
+++ b/src/core/ipv6/ip6.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/ipv6/ip6_addr.c b/src/core/ipv6/ip6_addr.c
index 1f6700d3..3e11e07e 100644
--- a/src/core/ipv6/ip6_addr.c
+++ b/src/core/ipv6/ip6_addr.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/core/mem.c b/src/core/mem.c
index 43f48853..4f6c9217 100644
--- a/src/core/mem.c
+++ b/src/core/mem.c
@@ -5,7 +5,7 @@
  */
 
 /* 
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/core/memp.c b/src/core/memp.c
index a68e7ca9..7eaf7bfc 100644
--- a/src/core/memp.c
+++ b/src/core/memp.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/core/netif.c b/src/core/netif.c
index 9be93721..13632d4b 100644
--- a/src/core/netif.c
+++ b/src/core/netif.c
@@ -5,7 +5,7 @@
  */
 
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/pbuf.c b/src/core/pbuf.c
index f1718257..20843080 100644
--- a/src/core/pbuf.c
+++ b/src/core/pbuf.c
@@ -28,7 +28,7 @@
  */
 
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/raw.c b/src/core/raw.c
index 7e3aa41d..c4c69e54 100644
--- a/src/core/raw.c
+++ b/src/core/raw.c
@@ -4,7 +4,7 @@
  *
  */
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/stats.c b/src/core/stats.c
index 85ebda4d..85a55b9e 100644
--- a/src/core/stats.c
+++ b/src/core/stats.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/core/sys.c b/src/core/sys.c
index cc4aaf07..657d72a8 100644
--- a/src/core/sys.c
+++ b/src/core/sys.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/tcp.c b/src/core/tcp.c
index 21116569..8c67650e 100644
--- a/src/core/tcp.c
+++ b/src/core/tcp.c
@@ -5,7 +5,7 @@
  */
 
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/core/tcp_in.c b/src/core/tcp_in.c
index aab4bc76..8260c22a 100644
--- a/src/core/tcp_in.c
+++ b/src/core/tcp_in.c
@@ -5,7 +5,7 @@
  */
 
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/tcp_out.c b/src/core/tcp_out.c
index fbfc831b..70838947 100644
--- a/src/core/tcp_out.c
+++ b/src/core/tcp_out.c
@@ -4,7 +4,7 @@
  * Transmission Control Protocol, outgoing traffic
  */
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/core/udp.c b/src/core/udp.c
index 292ff690..80c1b0fd 100644
--- a/src/core/udp.c
+++ b/src/core/udp.c
@@ -4,7 +4,7 @@
  *
  */
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/include/ipv4/lwip/icmp.h b/src/include/ipv4/lwip/icmp.h
index f9445c0b..351e4565 100644
--- a/src/include/ipv4/lwip/icmp.h
+++ b/src/include/ipv4/lwip/icmp.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/ipv4/lwip/inet.h b/src/include/ipv4/lwip/inet.h
index 80524a72..01bd8a89 100644
--- a/src/include/ipv4/lwip/inet.h
+++ b/src/include/ipv4/lwip/inet.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/ipv4/lwip/ip.h b/src/include/ipv4/lwip/ip.h
index 57f96a28..c631f324 100644
--- a/src/include/ipv4/lwip/ip.h
+++ b/src/include/ipv4/lwip/ip.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/ipv4/lwip/ip_addr.h b/src/include/ipv4/lwip/ip_addr.h
index ee2ec2d9..6b142eec 100644
--- a/src/include/ipv4/lwip/ip_addr.h
+++ b/src/include/ipv4/lwip/ip_addr.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/include/ipv4/lwip/ip_frag.h b/src/include/ipv4/lwip/ip_frag.h
index 31cda648..654b4d7f 100644
--- a/src/include/ipv4/lwip/ip_frag.h
+++ b/src/include/ipv4/lwip/ip_frag.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/ipv6/lwip/icmp.h b/src/include/ipv6/lwip/icmp.h
index dc500cd9..2b6adb12 100644
--- a/src/include/ipv6/lwip/icmp.h
+++ b/src/include/ipv6/lwip/icmp.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/ipv6/lwip/inet.h b/src/include/ipv6/lwip/inet.h
index 38489a5f..3cdd7407 100644
--- a/src/include/ipv6/lwip/inet.h
+++ b/src/include/ipv6/lwip/inet.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/ipv6/lwip/ip.h b/src/include/ipv6/lwip/ip.h
index 44e84ed3..432ca36e 100644
--- a/src/include/ipv6/lwip/ip.h
+++ b/src/include/ipv6/lwip/ip.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/ipv6/lwip/ip_addr.h b/src/include/ipv6/lwip/ip_addr.h
index d96bcb18..40c698ec 100644
--- a/src/include/ipv6/lwip/ip_addr.h
+++ b/src/include/ipv6/lwip/ip_addr.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/api.h b/src/include/lwip/api.h
index 6680d8d8..7f0ad596 100644
--- a/src/include/lwip/api.h
+++ b/src/include/lwip/api.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/api_msg.h b/src/include/lwip/api_msg.h
index 60bd3584..1957abc5 100644
--- a/src/include/lwip/api_msg.h
+++ b/src/include/lwip/api_msg.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/arch.h b/src/include/lwip/arch.h
index a9c34127..e0d622a4 100644
--- a/src/include/lwip/arch.h
+++ b/src/include/lwip/arch.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/debug.h b/src/include/lwip/debug.h
index cc9b0c55..147e87d0 100644
--- a/src/include/lwip/debug.h
+++ b/src/include/lwip/debug.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/def.h b/src/include/lwip/def.h
index 1b5b7456..eba9b877 100644
--- a/src/include/lwip/def.h
+++ b/src/include/lwip/def.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/dhcp.h b/src/include/lwip/dhcp.h
index 569875d6..9e8ee5c1 100644
--- a/src/include/lwip/dhcp.h
+++ b/src/include/lwip/dhcp.h
@@ -1,6 +1,38 @@
 /** @file
  */
 
+/*
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
+ * All rights reserved. 
+ * 
+ * Redistribution and use in source and binary forms, with or without modification, 
+ * are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission. 
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
+ * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
+ * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
+ * OF SUCH DAMAGE.
+ *
+ * This file is part of the lwIP TCP/IP stack.
+ * 
+ * Author: Adam Dunkels <adam@sics.se>
+ *
+ */
+
 #ifndef __LWIP_DHCP_H__
 #define __LWIP_DHCP_H__
 
diff --git a/src/include/lwip/err.h b/src/include/lwip/err.h
index d68479f8..b7a4ea0e 100644
--- a/src/include/lwip/err.h
+++ b/src/include/lwip/err.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/mem.h b/src/include/lwip/mem.h
index f9607dcf..ee6fea7d 100644
--- a/src/include/lwip/mem.h
+++ b/src/include/lwip/mem.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/memp.h b/src/include/lwip/memp.h
index 2daf5229..1cd46fa3 100644
--- a/src/include/lwip/memp.h
+++ b/src/include/lwip/memp.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/netif.h b/src/include/lwip/netif.h
index 1c668480..12894936 100644
--- a/src/include/lwip/netif.h
+++ b/src/include/lwip/netif.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/opt.h b/src/include/lwip/opt.h
index 222d8a92..343f99a5 100644
--- a/src/include/lwip/opt.h
+++ b/src/include/lwip/opt.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/pbuf.h b/src/include/lwip/pbuf.h
index 36c54319..8ef96824 100644
--- a/src/include/lwip/pbuf.h
+++ b/src/include/lwip/pbuf.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/raw.h b/src/include/lwip/raw.h
index acad136b..4ece7901 100644
--- a/src/include/lwip/raw.h
+++ b/src/include/lwip/raw.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/include/lwip/sio.h b/src/include/lwip/sio.h
index 88366862..8a37aa35 100644
--- a/src/include/lwip/sio.h
+++ b/src/include/lwip/sio.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/snmp.h b/src/include/lwip/snmp.h
index 7d160aaa..d9ffe7ea 100644
--- a/src/include/lwip/snmp.h
+++ b/src/include/lwip/snmp.h
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2001, 2002 Leon Woestenberg <leon.woestenberg@axon.tv>
- * Copyright (c) 2001, 2002 Axon Digital Design B.V., The Netherlands.
+ * Copyright (c) 2001-2004 Leon Woestenberg <leon.woestenberg@axon.tv>
+ * Copyright (c) 2001-2004 Axon Digital Design B.V., The Netherlands.
  * All rights reserved.
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/sockets.h b/src/include/lwip/sockets.h
index 2bf7740e..e2d23db1 100644
--- a/src/include/lwip/sockets.h
+++ b/src/include/lwip/sockets.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/stats.h b/src/include/lwip/stats.h
index ac06a6d3..105def97 100644
--- a/src/include/lwip/stats.h
+++ b/src/include/lwip/stats.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/sys.h b/src/include/lwip/sys.h
index 6eda955a..68926e95 100644
--- a/src/include/lwip/sys.h
+++ b/src/include/lwip/sys.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/tcp.h b/src/include/lwip/tcp.h
index 1231f6e7..78daae5d 100644
--- a/src/include/lwip/tcp.h
+++ b/src/include/lwip/tcp.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/tcpip.h b/src/include/lwip/tcpip.h
index 7ec59642..316ae4fc 100644
--- a/src/include/lwip/tcpip.h
+++ b/src/include/lwip/tcpip.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/lwip/udp.h b/src/include/lwip/udp.h
index 00ac4f0b..8a8563c2 100644
--- a/src/include/lwip/udp.h
+++ b/src/include/lwip/udp.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/netif/etharp.h b/src/include/netif/etharp.h
index 397af4c9..c8feecd8 100644
--- a/src/include/netif/etharp.h
+++ b/src/include/netif/etharp.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/netif/loopif.h b/src/include/netif/loopif.h
index 086f8121..97b3c676 100644
--- a/src/include/netif/loopif.h
+++ b/src/include/netif/loopif.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/include/netif/slipif.h b/src/include/netif/slipif.h
index bf70046a..cc2e087b 100644
--- a/src/include/netif/slipif.h
+++ b/src/include/netif/slipif.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  *
  * Redistribution and use in source and binary forms, with or without 
diff --git a/src/netif/etharp.c b/src/netif/etharp.c
index b3e04483..d6da87a5 100644
--- a/src/netif/etharp.c
+++ b/src/netif/etharp.c
@@ -11,7 +11,7 @@
  */
 
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
diff --git a/src/netif/ethernetif.c b/src/netif/ethernetif.c
index 557c00c6..f024661d 100644
--- a/src/netif/ethernetif.c
+++ b/src/netif/ethernetif.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/netif/loopif.c b/src/netif/loopif.c
index 9e7c03a0..f5bcc07c 100644
--- a/src/netif/loopif.c
+++ b/src/netif/loopif.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary forms, with or without modification, 
diff --git a/src/netif/slipif.c b/src/netif/slipif.c
index 97618517..b349d82c 100644
--- a/src/netif/slipif.c
+++ b/src/netif/slipif.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, Swedish Institute of Computer Science.
+ * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 
  *
  * Redistribution and use in source and binary forms, with or without