After compiling, libnss_winbind.so needs to be copied to /lib/libnss_winbind.so and linked to /lib/libnss_winbind.so.2 (i.e. cp ../nsswitch/libnss_winbind.so /lib/ && \ ln -s /lib/libnss_winbind.so /lib/libnss_winbind.so.2) You may have to copy other library files as well