get rid of unused lint and copyright array

Signed-off-by: David Heidelberger <david.heidelberger@ixit.cz>
Reviewed-by: Jan Synacek <jsynacek@redhat.com>
cleanup, get rid of if(1), #if 0 and constify on

Signed-off-by: David Heidelberger <david.heidelberger@ixit.cz>
Reviewed-by: Jan Synacek <jsynacek@redhat.com>
iputils-s20140519