Version in base suite: 131.1.0-3
Base version: kissfft_131.1.0-3
Target version: kissfft_131.1.0-4.1~deb13u1
Base files: kissfft_131.1.0-3.dsc
Target files: kissfft_131.1.0-4.1~deb13u1.dsc

-W: build-depends-on-obsolete-package Build-Depends: pkg-config => pkgconf