static inline bool parse_opt_W(const char *arg)
static inline int parse_opt_W(const char *arg)
static inline bool parse_opt_W(const char *arg){	int id_character = tolower(arg[0]);	WRDTracer **wpp = wrdt_list;	int i;		for (i = 0; wpp[i] != NULL; i++) {		WRDTracer *wp = wpp[i];				if (wp->id == id_character) {			wrdt = wp;			free(wrdt_open_opts);			wrdt_open_opts = safe_strdup(arg + 1);			return 0;		}	}}