kreyren@dreamon:/usr/src/nvidia-current-460.56$ sudo dkms build -m nvidia-current -v 460.56 -r $(uname -r)
Error! echo
Your kernel headers for kernel 5.10.0-4-amd64 cannot be found at
/lib/modules/5.10.0-4-amd64/build or /lib/modules/5.10.0-4-amd64/source.
You can use the --kernelsourcedir option to tell DKMS where it's located.