dual_timestamp* dual_timestamp_get(dual_timestamp *ts);
+#define dual_timestamp_is_set(ts) ((ts)->realtime > 0)
+
usec_t timespec_load(const struct timespec *ts);
struct timespec *timespec_store(struct timespec *ts, usec_t u);
int read_one_line_file(const char *fn, char **line);
int read_full_file(const char *fn, char **contents);
-int parse_env_file(const char *fname, const char *seperator, ...) _sentinel_;
+int parse_env_file(const char *fname, const char *separator, ...) _sentinel_;
char *strappend(const char *s, const char *suffix);
char *strnappend(const char *s, const char *suffix, size_t length);