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-rw-r--r--bin/kenv/kenv.118
1 files changed, 18 insertions, 0 deletions
diff --git a/bin/kenv/kenv.1 b/bin/kenv/kenv.1
index 0cadbefb41b3..980bec117515 100644
--- a/bin/kenv/kenv.1
+++ b/bin/kenv/kenv.1
@@ -32,6 +32,7 @@
.Nd list or modify the kernel environment
.Sh SYNOPSIS
.Nm
+.Op Fl l | s
.Op Fl hNq
.Nm
.Op Fl qv
@@ -45,6 +46,23 @@ The
.Nm
utility will list all variables in the kernel environment if
invoked without arguments.
+.Pp
+If the
+.Fl l
+option is specified, then the static environment provided by
+.Xr loader 8
+will be listed instead.
+Similarly, the
+.Fl s
+option will list the static environment defined by the kernel config.
+Both of the
+.Fl l
+and
+.Fl s
+options are dependent on the kernel being configured to preserve early kernel
+environments.
+The default kernel configuration does not preserve these environments.
+.Pp
If the
.Fl h
option is specified, it will limit the report to kernel probe hints.