Hi,
>export DEB_BUILD_MAINT_OPTIONS=noopt > >to the top of d/rules and rebuilding should do it. it worked: DEB_BUILD_OPTIONS=noopt dpkg-buildpackage [...] dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/libxerces-c-samples/usr/bin/SAXPrint debian/libxerces-c-samples/usr/bin/SEnumVal debian/libxerces-c-samples/usr/bin/SAX2Count debian/libxerces-c-samples/usr/bin/SAXCount debian/libxerces-c-samples/usr/bin/EnumVal debian/libxerces-c-samples/usr/bin/XInclude debian/libxerces-c-samples/usr/bin/PParse debian/libxerces-c-samples/usr/bin/StdInParse debian/libxerces-c-samples/usr/bin/SAX2Print debian/libxerces-c-samples/usr/bin/DOMPrint debian/libxerces-c-samples/usr/bin/DOMCount debian/libxerces-c-samples/usr/bin/PSVIWriter debian/libxerces-c-samples/usr/bin/Redirect debian/libxerces-c-samples/usr/bin/MemParse debian/libxerces-c-samples/usr/bin/SCMPrint debian/libxerces-c-samples/usr/bin/CreateDOMDocument were not linked against libicudata.so.57 (they use none of the library's symbols) dh_installdeb dh_gencontrol dpkg-gencontrol: warning: File::FcntlLock not available; using flock which is not NFS-safe dpkg-gencontrol: warning: File::FcntlLock not available; using flock which is not NFS-safe dpkg-gencontrol: warning: File::FcntlLock not available; using flock which is not NFS-safe dpkg-gencontrol: warning: File::FcntlLock not available; using flock which is not NFS-safe dpkg-gencontrol: warning: File::FcntlLock not available; using flock which is not NFS-safe dpkg-gencontrol: warning: File::FcntlLock not available; using flock which is not NFS-safe dh_md5sums dh_builddeb dpkg-deb: building package 'libxerces-c-dev' in '../libxerces-c-dev_3.1.4+debian-1_s390x.deb'. dpkg-deb: building package 'libxerces-c3.1-dbgsym' in '../libxerces-c3.1-dbgsym_3.1.4+debian-1_s390x.deb'. dpkg-deb: building package 'libxerces-c3.1' in '../libxerces-c3.1_3.1.4+debian-1_s390x.deb'. dpkg-deb: building package 'libxerces-c-doc' in '../libxerces-c-doc_3.1.4+debian-1_all.deb'. dpkg-deb: building package 'libxerces-c-samples-dbgsym' in '../libxerces-c-samples-dbgsym_3.1.4+debian-1_s390x.deb'. dpkg-deb: building package 'libxerces-c-samples' in '../libxerces-c-samples_3.1.4+debian-1_s390x.deb'. dpkg-genbuildinfo dpkg-genbuildinfo: warning: File::FcntlLock not available; using flock which is not NFS-safe dpkg-genchanges >../xerces-c_3.1.4+debian-1_s390x.changes dpkg-genchanges: info: including full source code in upload dpkg-source --after-build xerces-c-3.1.4+debian dpkg-buildpackage: info: full upload (original source is included) G.