session server BUGFIX compile without ssh_tls

Author: Roytak

src/session_server.c

@@ -1322,10 +1322,12 @@ nc_server_destroy(void)
     /* CONFIG WR LOCK */
     nc_rwlock_lock(&server_opts.config_lock, NC_RWLOCK_WRITE, NC_CONFIG_LOCK_TIMEOUT, __func__);
 
+#ifdef NC_ENABLED_SSH_TLS
     /* stop all dispatched CH threads */
     LY_ARRAY_FOR(server_opts.config.ch_clients, i) {
         nc_session_server_ch_client_dispatch_stop_if_dispatched(server_opts.config.ch_clients[i].name, NC_RWLOCK_WRITE);
     }
+#endif /* NC_ENABLED_SSH_TLS */
 
     /* destroy the server configuration */
     nc_server_config_free(&server_opts.config);

src/session_server.h

@@ -448,6 +448,8 @@ NC_MSG_TYPE nc_session_accept_ssh_channel(struct nc_session *orig_session, struc
  */
 NC_MSG_TYPE nc_ps_accept_ssh_channel(struct nc_pollsession *ps, struct nc_session **session);
 
+#endif /* NC_ENABLED_SSH_TLS */
+
 /**
  * @brief Set the UNIX socket path for a given endpoint name.
  *
@@ -491,6 +493,8 @@ int nc_server_get_unix_socket_dir(char **dir);
 
 /** @} Server Session */
 
+#ifdef NC_ENABLED_SSH_TLS
+
 /**
  * @defgroup server_ssh Server SSH
  * @ingroup server