#define OPT_GROUP(h) { .type = OPTION_GROUP, .help = (h) }
#define OPT_BIT(s, l, v, h, b) { .type = OPTION_BIT, .short_name = (s), .long_name = (l), .value = check_vtype(v, int *), .help = (h), .defval = (b) }
#define OPT_BOOLEAN(s, l, v, h) { .type = OPTION_BOOLEAN, .short_name = (s), .long_name = (l), .value = check_vtype(v, bool *), .help = (h) }
+#define OPT_BOOLEAN_FLAG(s, l, v, h, f) { .type = OPTION_BOOLEAN, .short_name = (s), .long_name = (l), .value = check_vtype(v, bool *), .help = (h), .flags = (f) }
#define OPT_BOOLEAN_SET(s, l, v, os, h) \
{ .type = OPTION_BOOLEAN, .short_name = (s), .long_name = (l), \
.value = check_vtype(v, bool *), .help = (h), \