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-rw-r--r--lib/libc/sys/reboot.23
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/libc/sys/reboot.2 b/lib/libc/sys/reboot.2
index ad66ee5..d51468d 100644
--- a/lib/libc/sys/reboot.2
+++ b/lib/libc/sys/reboot.2
@@ -81,6 +81,9 @@ for more information.
.It Dv RB_HALT
the processor is simply halted; no reboot takes place.
This option should be used with caution.
+.It Dv RB_POWEROFF
+After halting, the shutdown code will do what it can to turn
+of the power. This requires hardware support.
.It Dv RB_INITNAME
An option allowing the specification of an init program (see
.Xr init 8 )
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