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+.. comment SPDX-License-Identifier: CC-BY-SA-4.0
+
+Data Interchange Format
+#######################
+
+Archive/Interchange File Format
+===============================
+
+Extended tar Format
+-------------------
+
+.. code:: c
+
+    tar format, Type, Unimplemented
+    TMAGIC, Constant, Unimplemented
+    TMAGLEN, Constant, Unimplemented
+    TVERSION, Constant, Unimplemented
+    TVERSLEN, Constant, Unimplemented
+    REGTYPE, Constant, Unimplemented
+    AREGTYPE, Constant, Unimplemented
+    LNKTYPE, Constant, Unimplemented
+    SYMTYPE, Constant, Unimplemented
+    CHRTYPE, Constant, Unimplemented
+    BLKTYPE, Constant, Unimplemented
+    DIRTYPE, Constant, Unimplemented
+    FIFOTYPE, Constant, Unimplemented
+    CONTTYPE, Constant, Unimplemented
+    TSUID, Constant, Unimplemented
+    TSGID, Constant, Unimplemented
+    TSVTX, Constant, Unimplemented
+    TUREAD, Constant, Unimplemented
+    TUWRITE, Constant, Unimplemented
+    TUEXEC, Constant, Unimplemented
+    TGREAD, Constant, Unimplemented
+    TGWRITE, Constant, Unimplemented
+    TGEXEC, Constant, Unimplemented
+    TOREAD, Constant, Unimplemented
+    TOWRITE, Constant, Unimplemented
+    TOEXEC, Constant, Unimplemented
+
+NOTE: Requires <tar.h> which is not in newlib.
+
+Extended cpio Format
+--------------------
+
+.. code:: c
+
+    cpio format, Type, Unimplemented
+    C_IRUSER, Constant, Unimplemented
+    C_IWUSER, Constant, Unimplemented
+    C_IXUSER, Constant, Unimplemented
+    C_IRGRP, Constant, Unimplemented
+    C_IWGRP, Constant, Unimplemented
+    C_IXGRP, Constant, Unimplemented
+    C_IROTH, Constant, Unimplemented
+    C_IWOTH, Constant, Unimplemented
+    C_IXOTH, Constant, Unimplemented
+    C_ISUID, Constant, Unimplemented
+    C_ISGID, Constant, Unimplemented
+    C_ISVTX, Constant, Unimplemented
+
+NOTE: POSIX does not require a header file or structure.  RedHat Linux
+5.0 does not have a <cpio.h> although Solaris 2.6 does.
+
+Multiple Volumes
+----------------
+
+.. COMMENT: COPYRIGHT (c) 1988-2002.
+
+.. COMMENT: On-Line Applications Research Corporation (OAR).
+
+.. COMMENT: All rights reserved.
+