Error building for Rock64 (Arm64)

[K1WIZ]

root@blueballs:~/rtl8812AU_8821AU_linux# dkms build -m rtl88x2bu -v ${VER}

Kernel preparation unnecessary for this kernel. Skipping...

Building module:
cleaning build area....
make -j4 KERNELRELEASE=4.4.167-1213-rockchip-ayufan-g34ae07687fce KVER=4.4.167-1213-rockchip-ayufan-g34ae07687fce....(bad exit status: 2)
Error! Bad return status for module build on kernel: 4.4.167-1213-rockchip-ayufan-g34ae07687fce (aarch64)
Consult /var/lib/dkms/rtl88x2bu/#MODULE_VERSION#/build/make.log for more information.

Log:
DKMS make.log for rtl88x2bu-#MODULE_VERSION# for kernel 4.4.167-1213-rockchip-ayufan-g34ae07687fce (aarch64)
Thu Aug 1 11:11:11 EDT 2019
make ARCH=arm64 CROSS_COMPILE= -C /lib/modules/4.4.167-1213-rockchip-ayufan-g34ae07687fce/build M=/var/lib/dkms/rtl88x2bu/#MODULE_VERSION#/build modules
make[1]: Entering directory '/usr/src/linux-headers-4.4.167-1213-rockchip-ayufan-g34ae07687fce'
scripts/Makefile.build:474: *** missing separator. Stop.
Makefile:1479: recipe for target 'module/var/lib/dkms/rtl88x2bu/#MODULE_VERSION#/build' failed
make[1]: *** [module/var/lib/dkms/rtl88x2bu/#MODULE_VERSION#/build] Error 2
make[1]: Leaving directory '/usr/src/linux-headers-4.4.167-1213-rockchip-ayufan-g34ae07687fce'
Makefile:1622: recipe for target 'modules' failed
make: *** [modules] Error 2