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fcntl
POSIX specification:
http://www.opengroup.org/onlinepubs/9699919799/functions/fcntl.html
Gnulib module: fcntl
Portability problems fixed by Gnulib:
F_DUPFD_CLOEXEC
on some
platforms:
glibc with Linux kernels before 2.6.24,
Mac OS X 10.5, FreeBSD 6.0, NetBSD 5.0, OpenBSD 3.8, AIX 7.1, HP-UX 11,
IRIX 6.5, OSF/1 5.1, Solaris 11 2010-11, Cygwin 1.7.1, Interix 3.5,
BeOS.
Note that the gnulib replacement code is functional but not atomic.
F_DUPFD
action of this function does not reject
out-of-range targets properly on some platforms:
AIX 7.1, Cygwin 1.5.x, Haiku.
F_DUPFD
action of this function mistakenly clears
FD_CLOEXEC on the source descriptor on some platforms:
Haiku.
Portability problems not fixed by Gnulib:
F_SETFD
,
F_GETFL
, F_SETFL
, F_GETOWN
, F_SETOWN
,
F_GETLK
, F_SETLK
, and F_SETLKW
on some platforms:
mingw, MSVC 9.