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-rw-r--r--sys-utils/rfkill.810
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diff --git a/sys-utils/rfkill.8 b/sys-utils/rfkill.8
index ce0aadc31..0cb704070 100644
--- a/sys-utils/rfkill.8
+++ b/sys-utils/rfkill.8
@@ -5,6 +5,16 @@ rfkill \- tool for enabling and disabling wireless devices
.SH SYNOPSIS
.B rfkill
.RI [ options ] " command" " [" id | type \ ...]
+
+.SH DESCRIPTION
+.B rfkill
+lists, enabling and disabling wireless devices.
+
+The default output is subject to change. So whenever possible, you should
+avoid using default outputs in your scripts. Always explicitly define expected
+columns by using the \fB\-\-output\fR option together with a columns list in
+environments where a stable output is required.
+
.SH OPTIONS
.TP
\fB\-J\fR, \fB\-\-json\fR