Package: src:icu Version: 59.1-3 Severity: important Tags: sid buster it looks like some packages fail with 59.1 because the layoutex components are not shipped anymore.
openttd ftbfs: checking fontconfig... found checking icu-lx... not found configure: error: pkg-config icu-lx couldn't be found configure: error: you supplied '2', but it seems invalid debian/rules:32: recipe for target 'override_dh_auto_configure' failed make[1]: *** [override_dh_auto_configure] Error 1 icu has: --enable-layoutex build ICU's Paragraph Layout library default=yes. icu-le-hb must be installed via pkg-config. See http://harfbuzz.org https://github.com/behdad/icu-le-hb http://bugs.icu-project.org/trac/ticket/11023