static inline bool parse_opt_EF(const char *arg)
static inline int parse_opt_EF(const char *arg)
static inline bool parse_opt_EF(const char *arg){	/* --chorus */	int32 tmpi32;	const char *p;		switch (*arg) {	case '0':	case 'd':	/* disable */		opt_chorus_control = 0;		opt_surround_chorus = 0;		break;	case '1':	case 'n':	/* normal */	case '2':	case 's':	/* surround */		opt_surround_chorus = (*arg == '2' || *arg == 's') ? 1 : 0;		if (p = strchr(arg, ',')) {			if (set_value(&tmpi32, atoi(p + 1), 0, 0x7f, "Chorus level"))				return 1;			opt_chorus_control = -tmpi32;		} else			opt_chorus_control = 1;		break;	default:		ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "Invalid chorus parameter.");		return 1;	}	return 0;}