Index: head/bin/chio/chio.1
===================================================================
--- head/bin/chio/chio.1
+++ head/bin/chio/chio.1
@@ -32,7 +32,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd October 2, 2016
+.Dd October 5, 2016
 .Dt CHIO 1
 .Os
 .Sh NAME
@@ -287,6 +287,14 @@
 .Sh SEE ALSO
 .Xr mt 1 ,
 .Xr mount 8
+.Sh HISTORY
+A
+.Nm
+utility appeared in
+.Nx 1.3 .
+.Nm
+first appeared in
+.Fx 2.2 .
 .Sh AUTHORS
 .An -nosplit
 The