--- lib/facter/ps.rb.orig	2019-06-11 04:39:04 UTC
+++ lib/facter/ps.rb
@@ -21,7 +21,7 @@ Facter.add(:ps) do
 end
 
 Facter.add(:ps) do
-  confine :operatingsystem => %w{FreeBSD NetBSD OpenBSD Darwin DragonFly}
+  confine :operatingsystem => %w{BSDSUniX FreeBSD NetBSD OpenBSD Darwin DragonFly}
   setcode do 'ps auxwww' end
 end