POSIX specification: @url{http://www.opengroup.org/susv3xsh/open.html}
-Gnulib module: ---
+Gnulib module: open
Portability problems fixed by Gnulib:
@itemize
+@item
+On Windows platforms (excluding Cygwin), this function does usually not
+recognize the @file{/dev/null} filename.
@end itemize
Portability problems not fixed by Gnulib: