mort@rainey $ pwd
/usr/src/linux
mort@rainey $ ls -alh hostap-kernel-2.6.18.patch 
-rw-r--r-- 1 root root 7,7K 2007-07-01 18:27 hostap-kernel-2.6.18.patch
mort@rainey $ 
mort@rainey $ uname -a
Linux rainey 2.6.20-16-generic #2 SMP Thu Jun 7 20:19:32 UTC 2007 i686 GNU/Linux
mort@rainey $ sudo bzcat hostap-kernel-2.6.18.patch | patch -p1
bzcat: hostap-kernel-2.6.18.patch is not a bzip2 file.
mort@rainey $