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(-)dumpon.8 (-9 / +11 lines)
Lines 81-98 Link Here
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.Pp
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.Pp
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The
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The
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.Nm
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.Nm
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program operates by setting the
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program operates by opening the designated
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.Xr sysctl 3
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MIB variable
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.Dq kern.dumpdev
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to the device number of the designated
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.Ar special_file
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.Ar special_file
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or to
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and doing an
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.Dv NODEV
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.Xr ioctl 2
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(meaning that no dumps are to be taken) if
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request,
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.Dv DIOCSKERNELDUMP ,
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telling the kernel to use that device for saving dumps.
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If
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.Ar special_file
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.Ar special_file
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is the text string:
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is the text string:
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.Dq Li off .
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.Dq Li off ,
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dumpon opens
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.Pa /dev/null ,
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telling the kernel not to save crash dumps.
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.Pp
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.Pp
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Since
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Since
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.Nm
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.Nm

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