I've already install the build-essential package but it doesn't work
that's right i'm trying to compile a wireless driver i'm trying to use aircrack-ng so i need to patch the driver of my wireless adapter
it's supposed to work typing the followings lines
tar xfj rt73-k2wrlz-1.3.0.tar.bz2
cd rt73-k2wrlz-1.3.0/Module
make
make install

cristian@Cristian-pc:~$ sudo su

[sudo] password for cristian: 

root@Cristian-pc:/home/cristian# cd Downloads

root@Cristian-pc:/home/cristian/Downloads# cd rt73-k2wrlz-3.0.3/Module

root@Cristian-pc:/home/cristian/Downloads/rt73-k2wrlz-3.0.3/Module# make

make[1]: Entering directory `/usr/src/linux-headers-3.0.0-12-generic'

  Building modules, stage 2.

  MODPOST 0 modules

make[1]: Leaving directory `/usr/src/linux-headers-3.0.0-12-generic'

rt73.ko failed to build!

make: *** [module] Error 1

root@Cristian-pc:/home/cristian/Downloads/rt73-k2wrlz-3.0.3/Module#