Building with --enable-zlib... configure: WARNING: docbook2man not found ../../rmmod.c: In function 'main': ../../rmmod.c:165:14: warning: variable 'all' set but not used [-Wunused-but-set-variable] Testing with --enable-zlib... Running tests for tests/test-depmod.............. Running tests for tests/test-insmod.... Running tests for tests/test-lsmod.... Running tests for tests/test-modindex.. Running tests for tests/test-modinfo.... Running tests for tests/test-modprobe.......................... Running tests for tests/test-modprobe-indexed...... Running tests for tests/test-rmmod...... Building with --disable-zlib... configure: WARNING: docbook2man not found ../../rmmod.c: In function 'main': ../../rmmod.c:165:14: warning: variable 'all' set but not used [-Wunused-but-set-variable] Testing with --disable-zlib... Running tests for tests/test-depmod.............. Running tests for tests/test-insmod.... Running tests for tests/test-lsmod.... Running tests for tests/test-modindex.. Running tests for tests/test-modinfo.... Running tests for tests/test-modprobe.......................... Running tests for tests/test-modprobe-indexed...... Running tests for tests/test-rmmod......