extern const unsigned int cl_options_count;
extern const char *const lang_names[];
extern const unsigned int cl_lang_count;
-extern bool no_unit_at_a_time_default;
#define CL_PARAMS (1 << 18) /* Fake entry. Used to display --param info with --help. */
#define CL_WARNING (1 << 19) /* Enables an (optional) warning message. */