Although this function is used, its implementation does nothing
besides echoing a variable name.  There's no need to wrap this
functionality in a function, and based on the one usage it has, it's
not even required to adhere to a convention or code style.
Signed-off-by: NCleber Rosa <crosa@redhat.com>
Signed-off-by: NMichael Tokarev <mjt@tls.msk.ru>