static inline bool parse_opt_ED(const char *arg)
static inline int parse_opt_ED(const char *arg)
static inline bool parse_opt_ED(const char *arg){	/* --delay */	const char *p;		switch (*arg) {	case '0':	case 'd':	/* disable */		effect_lr_mode = -1;		return 0;	case 'l':	/* left */		effect_lr_mode = 0;		break;	case 'r':	/* right */		effect_lr_mode = 1;		break;	case 'b':	/* both */		effect_lr_mode = 2;		break;	}	if (p = strchr(arg, ','))		if ((effect_lr_delay_msec = atoi(p + 1)) < 0) {			effect_lr_delay_msec = 0;			effect_lr_mode = -1;			ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "Invalid delay parameter.");			return 1;		}	return 0;}