Straight whiskey.
4 seconds sound clip from the The Shooting of Dan McGoo (1945) movie soundboard.
You can hear this line at 00:03:39 in the Blu-ray version of the movie.
Quote context
[...]
- And into the din and the glare, there staggered a stranger fresh from the creeks...
- Dog-dirty, and loaded for bear.
- He looked like a man with a foot in the grave. And scarce the strength of a mouse.
- But he tilted a poke of dust on the bar. And called for drinks on the house.
- The drinks are on the house, boys.
- What do you want for ten cents? Gasoline?
[...]