North Carolina General Statute 14-288.7 allows this to happen, as North Carolina's Legislature has not yet Enacted a 'Katrina Bill', as other States have since Enacted, post-Katrina.
This Hurricane may well be the catalyst to ensure a second attempt to do so before The North Carolina General Assembly, but time will only tell as they only meet once every other year.
North Carolina's Firearm Laws are unique, as they allow a lot of things BUT also disallow a lot of things.
Here is one example: Open Carry in Local Public Buildings is OK, generally, however; Open Carry of Firearms in State Buildings, including CourtHouses, is Illegal, per General Statute 14-269.4.