@node sys/ioctl.h
@section @file{sys/ioctl.h}

Declares the function @code{ioctl}.

Documentation:
@itemize
@item
@ifinfo
@ref{IOCTLs,,,libc},
@end ifinfo
@ifnotinfo
@url{https://www.gnu.org/software/libc/manual/html_node/IOCTLs.html},
@end ifnotinfo
@item
@uref{https://www.kernel.org/doc/man-pages/online/pages/man2/ioctl.2.html,,man ioctl}.
@end itemize

Gnulib module: sys_ioctl-h
@mindex sys_ioctl-h

Portability problems fixed by Gnulib:
@itemize
@item
This header file is missing on some platforms:
mingw, MSVC 14.
@item
This header file does not declare the @code{ioctl} function on some platforms:
AIX 5.1, Solaris 11.4, Haiku 2017.
@end itemize

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