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