Building GNU sed from its git repo, with current Gnulib, after working around , I see 5 test failures on Android 11, within the Termux app (as described in https://gitlab.com/ghwiki/gnow-how/-/wikis/Platforms/Android ): FAIL: testsuite/compile-errors FAIL: testsuite/mb-y-translate FAIL: testsuite/normalize-text These are platform-independent, already reported at https://debbugs.gnu.org/cgi/bugreport.cgi?bug=61159 . FAIL: testsuite/mb-bad-delim FAIL: testsuite/bsd-wrapper Do you need my help for investigating these? Bruno