const char * const config_event_type_all = "ALL";
const char * const config_event_type_tracepoint = "TRACEPOINT";
const char * const config_event_type_probe = "PROBE";
-const char * const config_event_type_userspace_probe = "USERSPACE_PROBE";
+LTTNG_HIDDEN const char * const config_event_type_userspace_probe = "USERSPACE_PROBE";
const char * const config_event_type_function = "FUNCTION";
const char * const config_event_type_function_entry = "FUNCTION_ENTRY";
const char * const config_event_type_noop = "NOOP";