sabaccatus@ubuntu:~/Downloads/ipw2200-1.2.1$ sudo make SHELL=/bin/bash
mkdir -p /home/sabaccatus/Downloads/ipw2200-1.2.1/tmp/.tmp_versions
make -C /lib/modules/2.6.22-14-generic/build M=/home/sabaccatus/Downloads/ipw2200-1.2.1 MODVERDIR=/home/sabaccatus/Downloads/ipw2200-1.2.1/tmp/.tmp_versions modules
make[1]: Entering directory `/usr/src/linux-headers-2.6.22-14-generic'
  CC [M]  /home/sabaccatus/Downloads/ipw2200-1.2.1/ipw2200.o
/home/sabaccatus/Downloads/ipw2200-1.2.1/ipw2200.c: In function ‘ipw_handle_mgmt_packet’:
/home/sabaccatus/Downloads/ipw2200-1.2.1/ipw2200.c:8406: error: ‘struct sk_buff’ has no member named ‘mac’
make[2]: *** [/home/sabaccatus/Downloads/ipw2200-1.2.1/ipw2200.o] Error 1
make[1]: *** [_module_/home/sabaccatus/Downloads/ipw2200-1.2.1] Error 2
make[1]: Leaving directory `/usr/src/linux-headers-2.6.22-14-generic'
make: *** [modules] Error 2