--- /dev/null
+@node jn
+@section @code{jn}
+@findex jn
+
+POSIX specification: @url{http://www.opengroup.org/susv3xsh/jn.html}
+
+Gnulib module: ---
+
+Portability problems fixed by Gnulib:
+@itemize
+@end itemize
+
+Portability problems not fixed by Gnulib:
+@itemize
+@end itemize