According to Wikipedia, the name used in tthe province of Limburg (SE Holland); NB: Compare Piepzak.
Sources
Web
Wikipedia (Doedelzak [Text in Limburgish; NB: ➺ Additional remark: "Dit artikel is e sjtumpke. De kans Wikipedia helpe door 't aan te völle" [This article is [incomplete?]. You can help Wikipedia by adding to it] !]).