gnomish-sausage-vendor do not sell stack, only 1 item

[Yasik]

Granite Street
Exits: North East South West
A gnomish sausage vendor walks by, toting a stick laden with sausages.

<577hp 176ma 314mv> +9 -7.0 34,810,366 851,567 raining Newbatia
buy 10 kielbasa
A sausage vendor tells you 'I don't sell those.'

<577hp 176ma 314mv> +9 -7.0 34,810,366 851,567 raining Newbatia
buy kielbasa
A sausage vendor sells you a link of kielbasa.

<577hp 177ma 315mv> +9 -7.0 34,810,366 851,557 raining Newbatia
A sausage vendor leaves east.

<577hp 177ma 315mv> +9 -7.0 34,810,366 851,557 raining Newbatia
buy 3 kielbasa
Sorry, but you cannot do that here!

<577hp 177ma 316mv> +9 -7.0 34,810,366 851,557 raining Newbatia
east
Granite Street
Exits: North East South West
A gnomish sausage vendor walks by, toting a stick laden with sausages.

<577hp 177ma 315mv> +9 -7.0 34,810,366 851,557 raining Newbatia
buy 3 kielbasa
A sausage vendor tells you 'I don't sell those.'

[Marvel]

I could be wrong but I think stacks only work on actual shop rooms and that the gnomish vendor's selling is actually a forge proc, which forces it to only sell one at a time. One or the other would answer this question.

[*Breeze*]

Correct @ Marvel