.TH msg "" "" "Kernel Module"
.PC "Kernel module for messages"
.PP
.II "kernel^messages"
.II "interprocess communication"
The kernel module
.B msg
enables System V-style messages.
It is called a
.I "kernel module"
because you can link it into your kernel or exclude it, as you wish, just
like a device driver;
yet it is not a true device devicer because it does not perform I/O with
a peripheral device.
.SH "See Also"
.Xr "device drivers," device_dr
.Xr "kernel," kernel
.Xr "msgctl()" msgctl
