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@node dup3
@subsection @code{dup3}
@findex dup3

Gnulib module: dup3

Portability problems fixed by Gnulib:
@itemize
@item
This function is missing on many non-glibc platforms:
Mac OS X 10.5, FreeBSD 6.0, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, HP-UX 11,
IRIX 6.5, OSF/1 5.1, Solaris 11 2011-11, Cygwin 1.7.1, mingw, MSVC 14, Interix 3.5, BeOS.

@item
This function can crash on some platforms:
Cygwin 1.7.25.
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@end itemize