diff --git a/lib/command.c b/lib/command.c
index 4887f94..0bbd99e 100644
--- a/lib/command.c
+++ b/lib/command.c
@@ -41,37 +41,37 @@
 struct host host;
 
 /* Standard command node structures. */
-struct cmd_node auth_node =
+static struct cmd_node auth_node =
 {
   AUTH_NODE,
   "Password: ",
 };
 
-struct cmd_node view_node =
+static struct cmd_node view_node =
 {
   VIEW_NODE,
   "%s> ",
 };
 
-struct cmd_node restricted_node =
+static struct cmd_node restricted_node =
 {
   RESTRICTED_NODE,
   "%s$ ",
 };
 
-struct cmd_node auth_enable_node =
+static struct cmd_node auth_enable_node =
 {
   AUTH_ENABLE_NODE,
   "Password: ",
 };
 
-struct cmd_node enable_node =
+static struct cmd_node enable_node =
 {
   ENABLE_NODE,
   "%s# ",
 };
 
-struct cmd_node config_node =
+static struct cmd_node config_node =
 {
   CONFIG_NODE,
   "%s(config)# ",
diff --git a/lib/filter.c b/lib/filter.c
index 7aeb8de..af8d587 100644
--- a/lib/filter.c
+++ b/lib/filter.c
@@ -1857,7 +1857,7 @@
 }
 
 /* Access-list node. */
-struct cmd_node access_node =
+static struct cmd_node access_node =
 {
   ACCESS_NODE,
   "",				/* Access list has no interface. */
@@ -1953,7 +1953,7 @@
 }
 
 #ifdef HAVE_IPV6
-struct cmd_node access_ipv6_node =
+static struct cmd_node access_ipv6_node =
 {
   ACCESS_IPV6_NODE,
   "",
diff --git a/lib/keychain.c b/lib/keychain.c
index af0a1d7..6719ceb 100644
--- a/lib/keychain.c
+++ b/lib/keychain.c
@@ -848,14 +848,14 @@
 				    argv[3], argv[4]);
 }
 
-struct cmd_node keychain_node =
+static struct cmd_node keychain_node =
 {
   KEYCHAIN_NODE,
   "%s(config-keychain)# ",
   1
 };
 
-struct cmd_node keychain_key_node =
+static struct cmd_node keychain_key_node =
 {
   KEYCHAIN_KEY_NODE,
   "%s(config-keychain-key)# ",
diff --git a/lib/plist.c b/lib/plist.c
index 4b498c4..0f802a8 100644
--- a/lib/plist.c
+++ b/lib/plist.c
@@ -2623,7 +2623,7 @@
 
 
 /* Prefix-list node. */
-struct cmd_node prefix_node =
+static struct cmd_node prefix_node =
 {
   PREFIX_NODE,
   "",				/* Prefix list has no interface. */
@@ -2732,7 +2732,7 @@
 
 #ifdef HAVE_IPV6
 /* Prefix-list node. */
-struct cmd_node prefix_ipv6_node =
+static struct cmd_node prefix_ipv6_node =
 {
   PREFIX_IPV6_NODE,
   "",				/* Prefix list has no interface. */
diff --git a/lib/routemap.c b/lib/routemap.c
index 58ed09a..5f7a318 100644
--- a/lib/routemap.c
+++ b/lib/routemap.c
@@ -1280,7 +1280,7 @@
 }
 
 /* Route map node structure. */
-struct cmd_node rmap_node =
+static struct cmd_node rmap_node =
 {
   RMAP_NODE,
   "%s(config-route-map)# ",
diff --git a/lib/smux.c b/lib/smux.c
index fd0c89c..349cc2f 100644
--- a/lib/smux.c
+++ b/lib/smux.c
@@ -73,7 +73,7 @@
 int fail = 0;
 
 /* SMUX node. */
-struct cmd_node smux_node =
+static struct cmd_node smux_node =
 {
   SMUX_NODE,
   ""                            /* SMUX has no interface. */