Indentation only. No any functional changes.
diff --git a/isisd/isis_adjacency.h b/isisd/isis_adjacency.h
index 5c0772c..a9b1913 100644
--- a/isisd/isis_adjacency.h
+++ b/isisd/isis_adjacency.h
@@ -33,7 +33,7 @@
   ISIS_ADJ_LEVEL1AND2
 };
 
-enum isis_system_type 
+enum isis_system_type
 {
   ISIS_SYSTYPE_UNKNOWN,
   ISIS_SYSTYPE_ES,
@@ -42,7 +42,7 @@
   ISIS_SYSTYPE_L2_IS
 };
 
-enum isis_adj_state 
+enum isis_adj_state
 {
   ISIS_ADJ_INITIALIZING,
   ISIS_ADJ_UP,
@@ -62,65 +62,66 @@
   ISIS_ADJ_REASON_CHECKSUM_FAILED
 };
 
-#define DIS_RECORDS 8 /* keep the last 8 DIS state changes on record */
+#define DIS_RECORDS 8	/* keep the last 8 DIS state changes on record */
 
-struct isis_dis_record {
-  int                              dis; /* is our neighbor the DIS ? */          time_t               last_dis_change; /* timestamp for last dis change */
+struct isis_dis_record
+{
+  int dis;			/* is our neighbor the DIS ? */
+  time_t last_dis_change;	/* timestamp for last dis change */
 };
 
-struct isis_adjacency{
-  u_char snpa[ETH_ALEN];           /* NeighbourSNPAAddress */ 
-  u_char sysid[ISIS_SYS_ID_LEN];   /* neighbourSystemIdentifier */
-  u_char lanid[ISIS_SYS_ID_LEN+1]; /* LAN id on bcast circuits */
-  int dischanges[ISIS_LEVELS];     /* how many DIS changes ?*/ 
+struct isis_adjacency
+{
+  u_char snpa[ETH_ALEN];		/* NeighbourSNPAAddress */
+  u_char sysid[ISIS_SYS_ID_LEN];	/* neighbourSystemIdentifier */
+  u_char lanid[ISIS_SYS_ID_LEN + 1];	/* LAN id on bcast circuits */
+  int dischanges[ISIS_LEVELS];		/* how many DIS changes ? */
   /* an array of N levels for M records */
-  struct isis_dis_record  dis_record[DIS_RECORDS * ISIS_LEVELS]; 
-  enum isis_adj_state adj_state;  /* adjacencyState */
-  enum isis_adj_usage adj_usage;  /* adjacencyUsage */
-  struct list *area_addrs;        /* areaAdressesOfNeighbour */
-  struct nlpids nlpids;           /* protocols spoken ... */
+  struct isis_dis_record dis_record[DIS_RECORDS * ISIS_LEVELS];
+  enum isis_adj_state adj_state;	/* adjacencyState */
+  enum isis_adj_usage adj_usage;	/* adjacencyUsage */
+  struct list *area_addrs;		/* areaAdressesOfNeighbour */
+  struct nlpids nlpids;			/* protocols spoken ... */
   struct list *ipv4_addrs;
 #ifdef HAVE_IPV6
   struct list *ipv6_addrs;
-#endif /* HAVE_IPV6 */
-  u_char prio[ISIS_LEVELS];        /* priorityOfNeighbour for DIS*/
-  int circuit_t;                   /* from hello PDU hdr */
-  int level;                       /* level (1 or 2) */
-  enum  isis_system_type sys_type; /* neighbourSystemType */
-  u_int16_t hold_time;             /* entryRemainingTime */
+#endif				/* HAVE_IPV6 */
+  u_char prio[ISIS_LEVELS];	/* priorityOfNeighbour for DIS */
+  int circuit_t;		/* from hello PDU hdr */
+  int level;			/* level (1 or 2) */
+  enum isis_system_type sys_type;	/* neighbourSystemType */
+  u_int16_t hold_time;		/* entryRemainingTime */
   u_int32_t last_upd;
-  u_int32_t last_flap;             /* last time the adj flapped */
-  int flaps;                       /* number of adjacency flaps  */
-  struct thread *t_expire;         /* expire after hold_time  */
-  struct isis_circuit *circuit;    /* back pointer */     
+  u_int32_t last_flap;		/* last time the adj flapped */
+  int flaps;			/* number of adjacency flaps  */
+  struct thread *t_expire;	/* expire after hold_time  */
+  struct isis_circuit *circuit;	/* back pointer */
 };
 
-
-struct isis_adjacency *isis_adj_lookup (u_char *sysid, struct list *adjdb);
-struct isis_adjacency *isis_adj_lookup_snpa (u_char *ssnpa, 
+struct isis_adjacency *isis_adj_lookup (u_char * sysid, struct list *adjdb);
+struct isis_adjacency *isis_adj_lookup_snpa (u_char * ssnpa,
 					     struct list *adjdb);
-struct isis_adjacency *isis_new_adj (u_char *id, u_char *snpa, int level, 
-                                     struct isis_circuit *circuit); 
-void isis_delete_adj (struct isis_adjacency *adj, struct list *adjdb); 
-void isis_adj_state_change (struct isis_adjacency *adj, 
-                            enum isis_adj_state state, char *reason); 
-void isis_adj_print (struct isis_adjacency *adj); 
-int  isis_adj_expire (struct thread *thread);
+struct isis_adjacency *isis_new_adj (u_char * id, u_char * snpa, int level,
+				     struct isis_circuit *circuit);
+void isis_delete_adj (struct isis_adjacency *adj, struct list *adjdb);
+void isis_adj_state_change (struct isis_adjacency *adj,
+			    enum isis_adj_state state, char *reason);
+void isis_adj_print (struct isis_adjacency *adj);
+int isis_adj_expire (struct thread *thread);
 void isis_adj_print_vty (struct isis_adjacency *adj, struct vty *vty);
 void isis_adj_print_vty_detail (struct isis_adjacency *adj, struct vty *vty);
-void isis_adj_print_vty_extensive (struct isis_adjacency *adj, 
-                                   struct vty *vty);
+void isis_adj_print_vty_extensive (struct isis_adjacency *adj,
+				   struct vty *vty);
 void isis_adj_p2p_print_vty (struct isis_adjacency *adj, struct vty *vty);
-void isis_adj_p2p_print_vty_detail (struct isis_adjacency *adj, 
-                                    struct vty *vty);
-void isis_adj_p2p_print_vty_extensive (struct isis_adjacency *adj, 
-                                       struct vty *vty);
+void isis_adj_p2p_print_vty_detail (struct isis_adjacency *adj,
+				    struct vty *vty);
+void isis_adj_p2p_print_vty_extensive (struct isis_adjacency *adj,
+				       struct vty *vty);
 
 void isis_adj_build_neigh_list (struct list *adjdb, struct list *list);
 void isis_adj_build_up_list (struct list *adjdb, struct list *list);
-void isis_adjdb_iterate (struct list *adjdb, 
-                         void (*func)(struct isis_adjacency*, 
-                                      void *), void *arg);
+void isis_adjdb_iterate (struct list *adjdb,
+			 void (*func) (struct isis_adjacency *,
+				       void *), void *arg);
 
 #endif /* ISIS_ADJACENCY_H */
-