+/*
+ * For old libc.
+ */
+#ifndef DT_UNKNOWN
+#define DT_UNKNOWN 0
+#define DT_FIFO 1
+#define DT_CHR 2
+#define DT_DIR 4
+#define DT_BLK 6
+#define DT_REG 8
+#define DT_LNK 10
+#define DT_SOCK 12
+#endif
+
+#ifndef d_fileno
+#define d_fileno d_ino
+#endif
+
+/*
+ * This is the direct structure used by dump. In needs to be
+ * different from direct because linux dump generates only
+ * 'old inode format' dumps. And BSD supposes that the old
+ * inode dumps have the d_namelen field written in machine byte
+ * order...
+ */
+struct olddirect {