For those who are not familiar with Carry E-Z at DFW:
Getting You Through Customs Is Easy with Carry E-Z
Traveling with carry-on luggage only? International customers traveling without checked bags may clear the Customs arrival area in one step with Carry E-Z. Travelers can then move directly to the landside concourse, bypassing the baggage claim process.
Using Carry E-Z is simple at DFW. After getting off plane, follow the GREEN signs and proceed through Carry E-Z processing. After processing is finished, proceed through exit and bypass baggage claim.