@section @code{sigsetjmp}
@findex sigsetjmp
-POSIX specification: @url{http://www.opengroup.org/susv3xsh/sigsetjmp.html}
+POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/sigsetjmp.html}
Gnulib module: ---
@itemize
@item
This function is missing on some platforms:
-Cygwin, mingw.
+mingw.
@end itemize