make -C  kernel
make[1]: Entering directory `/usr/src/linux-2.2.14C11/kernel'
make all_targets
make[2]: Entering directory `/usr/src/linux-2.2.14C11/kernel'
make[2]: Nothing to be done for `all_targets'.
make[2]: Leaving directory `/usr/src/linux-2.2.14C11/kernel'
make[1]: Leaving directory `/usr/src/linux-2.2.14C11/kernel'
make -C  drivers
make[1]: Entering directory `/usr/src/linux-2.2.14C11/drivers'
make -C block
make[2]: Entering directory `/usr/src/linux-2.2.14C11/drivers/block'
make all_targets
make[3]: Entering directory `/usr/src/linux-2.2.14C11/drivers/block'
gcc -D__KERNEL__ -I/usr/src/linux-2.2.14C11/include -Wall -Wstrict-prototypes -O2 -fno-strict-aliasing -D__SMP__ -fomit-frame-pointer -pipe  -m486 -malign-loops=2 -malign-jumps=2 -malign-functions=2 -DCPU=586   -c -o nbd.o nbd.c
nbd.c: In function `nbd_xmit':
nbd.c:168: warning: `timeout' might be used uninitialized in this function
nbd.c:211: warning: `tout' might be used uninitialized in this function
nbd.c: In function `do_nbd_request':
nbd.c:738: `io_reqeust_lock' undeclared (first use in this function)
nbd.c:738: (Each undeclared identifier is reported only once
nbd.c:738: for each function it appears in.)
make[3]: *** [nbd.o] Error 1
make[3]: Leaving directory `/usr/src/linux-2.2.14C11/drivers/block'
make[2]: *** [first_rule] Error 2
make[2]: Leaving directory `/usr/src/linux-2.2.14C11/drivers/block'
make[1]: *** [_subdir_block] Error 2
make[1]: Leaving directory `/usr/src/linux-2.2.14C11/drivers'
make: *** [_dir_drivers] Error 2