Don't allow both on and off to be specified simultaneously. (dm) Don't return a command if the number is missing, invalid, or out of range. (dm)
Don't allow both on and off to be specified simultaneously. (dm)
Don't return a command if the number is missing, invalid, or out of range. (dm)


git-svn-id: 30a5f035a20f1bc647618dbad7eea2a951b61b7c@201 91a5dbb7-01b9-0310-9b5f-b28072856b6e

brltty/brltty,brltty/brltty,brltty/brltty,brltty/brltty,brltty/brltty,brltty/brltty