Updated the provisioning script/KB2999226.cmd to be more resilient by assigning the platform's flavor to a variable, and checking for negative error codes.
Updated the provisioning script/KB2999226.cmd to be more resilient by assigning the platform's flavor to a variable, and checking for negative error codes.

boxcutter/windows,boxcutter/windows,boxcutter/windows,HirotakaKato/boxcutter-windows-ja,HirotakaKato/boxcutter-windows-ja,HirotakaKato/boxcutter-windows-ja