#ifndef BACKWARD_COMPATIBILITY_GROUP_BY_H
#define BACKWARD_COMPATIBILITY_GROUP_BY_H
-char *backward_compat_group_by_session(
- const char *path, const char *local_session_name);
+#include <time.h>
+
+char *backward_compat_group_by_session(const char *path,
+ const char *local_session_name,
+ time_t session_creation_time);
#endif /* BACKWARD_COMPATIBILITY_GROUP_BY_H */