Hello, This problem is not with gnugk, but with libopenh323-dev (#259559) and has been fixed by the upload of libopenh323-dev 1.13.4-5. gnugk builds fine in an up-to-date sid pbuilder. Build log is available at [0]. [0] http://www.wooyd.org/debian/gnugk.build.log Best regards, Jurij Smakov jurij@wooyd.org Key: http://www.wooyd.org/pgpkey/ KeyID: C99E03CC