-int deref_stat (bool deref, char const *name, struct stat *buf);
-int fd_utimensat (int fd, int parentfd, char const *file,
- struct timespec const ts[2], int atflag);
+int deref_stat (char const *name, struct stat *buf);
+
+size_t blocking_read (int fd, void *buf, size_t count);
+size_t blocking_write (int fd, void const *buf, size_t count);