int fd_getcrtime(int fd, usec_t *usec);
int path_getcrtime(const char *p, usec_t *usec);
int fd_getcrtime_at(int dirfd, const char *name, usec_t *usec, int flags);
+
+int same_fd(int a, int b);
+
+int chattr_fd(int fd, bool b, int mask);
+int chattr_path(const char *p, bool b, int mask);
+
+#define RLIMIT_MAKE_CONST(lim) ((struct rlimit) { lim, lim })