FORWARD_USER
permission_set_add(ssh, FORWARD_USER, FORWARD_LOCAL, "<mux>",
idx = permission_set_add(ssh, FORWARD_USER, FORWARD_LOCAL,
} else if (who == FORWARD_USER) {
case FORWARD_USER:
channel_clear_permission(ssh, FORWARD_USER, FORWARD_LOCAL);
FORWARD_USER, FORWARD_LOCAL, host, port);
channel_clear_permission(ssh, FORWARD_USER, FORWARD_REMOTE);
FORWARD_USER, FORWARD_REMOTE, host, port);