#define strv_contains(l, s) (!!strv_find((l), (s)))
char **strv_new(const char *x, ...) _sentinel;
+char **strv_new_ap(const char *x, va_list ap);
static inline bool strv_isempty(char **l) {
return !l || !*l;
char *strv_join(char **l, const char *separator);
+char **strv_env_merge(char **x, ...) _sentinel;
+
#define STRV_FOREACH(s, l) \
for ((s) = (l); (s) && *(s); (s)++)