Download of the patch by this link
as of 4:30am PST Sept 11 has the error:
root|05:39:15| nv$: make install
make: Entering directory
*** Warning: "kdev_val" [/usr/src/nvidia/2.6.0-minion.de/NVIDIA-Linux-x86-1.0-4496-pkg2/usr/src/nv/nvidia.ko] undefined!
This is using the patch as described for previous successful installs in 2.4 kernels (GLX is present and working). The patch built cleanly just prior to patching to test5.
The patched source does reference kdev_val() in nv-linux.h at line 360 within
using offiicial pkg2 release patched as instructed