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+@node access
+@section @code{access}
+@findex access
+
+POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/access.html}
+
+Gnulib module: ---
+
+Portability problems fixed by Gnulib:
+@itemize
+@end itemize
+
+Portability problems not fixed by Gnulib:
+@itemize
+@item
+This function uses the effective id instead of the real id on some
+platforms:
+Cygwin 1.5.x.
+@item
+There is an inherent race between calling this function and performing
+some action based on the results; you should think twice before
+trusting this function in a set-uid or set-gid program.
+@end itemize