Upgrade to tcpdump 4.7.4.

Bug: http://b/24902618
Change-Id: I7c3605015d90453b0a8c339b1774e285796f8775
diff --git a/gmpls.c b/gmpls.c
index 7391767..c9fd9bb 100644
--- a/gmpls.c
+++ b/gmpls.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that: (1) source code
  * distributions retain the above copyright notice and this paragraph
@@ -13,11 +13,7 @@
  * Original code by Hannes Gredler (hannes@juniper.net)
  */
 
-#ifndef lint
-static const char rcsid[] _U_ =
-    "@(#) $Header: /tcpdump/master/tcpdump/gmpls.c,v 1.7 2006-04-14 07:11:59 hannes Exp $ (LBL)";
-#endif
-
+#define NETDISSECT_REWORKED
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
@@ -141,8 +137,8 @@
     { 0, NULL }
 };
 
-/* 
- * Link Type values used by LMP Service Discovery (specifically, the Client 
+/*
+ * Link Type values used by LMP Service Discovery (specifically, the Client
  * Port Service Attributes Object). See UNI 1.0 section 9.4.2 for details.
  */
 const struct tok lmp_sd_service_config_cpsa_link_type_values[] = {
@@ -151,9 +147,9 @@
     { 0, NULL}
 };
 
-/* 
- * Signal Type values for SDH links used by LMP Service Discovery (specifically, 
- * the Client Port Service Attributes Object). See UNI 1.0 section 9.4.2 for 
+/*
+ * Signal Type values for SDH links used by LMP Service Discovery (specifically,
+ * the Client Port Service Attributes Object). See UNI 1.0 section 9.4.2 for
  * details.
  */
 const struct tok lmp_sd_service_config_cpsa_signal_type_sdh_values[] = {
@@ -168,9 +164,9 @@
     { 0, NULL}
 };
 
-/* 
- * Signal Type values for SONET links used by LMP Service Discovery (specifically, 
- * the Client Port Service Attributes Object). See UNI 1.0 section 9.4.2 for 
+/*
+ * Signal Type values for SONET links used by LMP Service Discovery (specifically,
+ * the Client Port Service Attributes Object). See UNI 1.0 section 9.4.2 for
  * details.
  */
 const struct tok lmp_sd_service_config_cpsa_signal_type_sonet_values[] = {
@@ -186,7 +182,7 @@
 };
 
 #define DIFFSERV_BC_MODEL_RDM           0   /* draft-ietf-tewg-diff-te-proto-07 */
-#define DIFFSERV_BC_MODEL_MAM           1   /* draft-ietf-tewg-diff-te-proto-07 */ 
+#define DIFFSERV_BC_MODEL_MAM           1   /* draft-ietf-tewg-diff-te-proto-07 */
 #define DIFFSERV_BC_MODEL_EXTD_MAM      254 /* experimental */
 
 const struct tok diffserv_te_bc_values[] = {