I just stumbled across usr/src/linux-headers-4.19.20-cubox$ make scripts scripts/kconfig/conf --syncconfig Kconfig net/Kconfig:89: can't open file "net/wireguard/Kconfig" scripts/kconfig/Makefile:69: recipe for target 'syncconfig' failed make[2]: *** [syncconfig] Error 1 Makefile:539: recipe for target 'syncconfig' failed make[1]: *** [syncconfig] Error 2 Makefile:635: recipe for target 'include/config/auto.conf' failed make: *** [include/config/auto.conf] Error 2 Workaround was to comme