Cleanup: delete of ifdefs for kernels < 2.6.25
treeb3cf68d878332e861f9af2747729fbd65f2bd50d
drwxr-xr-x - ipn
drwxr-xr-x - kernel-patch-ipn
drwxr-xr-x - vde-2
drwxr-xr-x - vdetelweb