fugalh@falcon:~/src/asterisk/zaptel-1.4.9$ sudo make install
make[1]: Entering directory `/home/fugalh/src/asterisk/zaptel-1.4.9'
make -C /lib/modules/2.6.22.16/build SUBDIRS=/kernel HOTPLUG_FIRMWARE=yes KBUILD_OBJ_M="pciradio.o tor2.o torisa.o wcfxo.o wct1xxp.o wctdm.o wcte11xp.o wcusb.o zaptel.o ztd-eth.o ztd-loc.o ztdummy.o ztdynamic.o zttranscode.o wct4xxp/ wctc4xxp/ xpp/ wctdm24xxp/ wcte12xp/" modules
make[2]: Entering directory `/home/fugalh/src/linux'
scripts/Makefile.build:17: /kernel/Makefile: No such file or directory
make[3]: *** No rule to make target `/kernel/Makefile'.  Stop.
make[2]: *** [_module_/kernel] Error 2
make[2]: Leaving directory `/home/fugalh/src/linux'
make[1]: *** [modules] Error 2
make[1]: Leaving directory `/home/fugalh/src/asterisk/zaptel-1.4.9'
make: *** [all] Error 2