 "So,"the Texan said, nodding, "you've been swallowin' down a whim-wham or two your ownself?"
The Texan did not bother to ask them anything. 
mnli hypothesis: The Texan did not bother to ask them anything.  premise:  "So,"the Texan said, nodding, "you've been swallowin' down a whim-wham or two your ownself?"