static inline bool parse_opt_S(const char *arg)
static inline int parse_opt_S(const char *arg)
static inline bool parse_opt_S(const char *arg){	double val = atof(arg);	int figure;	int suffix = arg[strlen(arg) - 1];		switch (suffix) {	case 'm':	case 'M':		figure = 1 << 20;	case 'k':	case 'K':		figure = 1 << 10;	default:		figure = 1;	}	allocate_cache_size = figure * val;	return 0;}