add a 'not found' message if sh/dx shows nothing
authorDirk Koopman <djk@tobit.co.uk>
Thu, 29 Aug 2019 10:28:06 +0000 (11:28 +0100)
committerDirk Koopman <djk@tobit.co.uk>
Thu, 29 Aug 2019 10:28:06 +0000 (11:28 +0100)

No differences found