@section @code{close}
@findex close
-POSIX specification: @url{http://www.opengroup.org/susv3xsh/close.html}
+POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/close.html}
-Gnulib module: sys_socket
+Gnulib module: close
Portability problems fixed by Gnulib:
@itemize