@node j0 @section @code{j0} @findex j0 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/j0.html} Gnulib module: j0 Portability problems fixed by Gnulib: @itemize @end itemize Portability problems not fixed by Gnulib: @itemize @end itemize