[root@localhost alpha]# ls /usr/src/
linux@ linux-2.6.2-3mdk/ nv/ RPM/
[root@localhost alpha]# ls /lib/modules/
2.6.2-0.rc3.1mdksecure/ 2.6.2-3mdksecure/ 2.6.2-3mdksmp/
[root@localhost alpha]# file /usr/src/li
linux linux-2.6.2-3mdk
[root@localhost alpha]# file /usr/src/linux
/usr/src/linux: symbolic link to `linux-2.6.2-3mdk'
[root@localhost alpha]# rpm -qa | grep kernel
kernel-smp-2.6.2.3mdk-1-1mdk
kernel-secure-2.6.2.3mdk-1-1mdk
kernel-source-2.6.2-3mdk