basename(3) now comes in two flavors, POSIX and GNU. The POSIX version is the default. You get the GNU version after #define _GNU_SOURCE #include <string.h> Performance improvements of the new account DB handling. Since 1.7.34, chmod does not always affect the POSIX permission mask as returned by stat(2) or printed by ls(1), due to the improved POSIX ACL handling. However, that's still far from pe