The current instructions are out of date, as the project should almost never be Virtual, except for x86_64 the current sets seem to be:
Build instructions Wiki
./projects/WeTek_Play_2/linux/linux.aarch64.conf
WeTek_Play_2/aarch64
./projects/RPi/linux/linux.arm.conf
RPi/arm
./projects/Odroid_C2/linux/linux.aarch64.conf
Odroid_C2/aarch64
./projects/Virtual/linux/linux.x86_64.conf
Virtual/x86_64
./projects/WeTek_Core/linux/linux.arm.conf
WeTek_Core/arm
./projects/RPi2/linux/linux.arm.conf
RPI2/arm
./projects/WeTek_Hub/linux/linux.aarch64.conf
WeTek_Hub/aarch64
./projects/Generic/linux/linux.x86_64.conf
Generic/x86_64
./projects/imx6/linux/4.4-xbian/linux.arm.conf
imx6/arm
./projects/WeTek_Play/linux/linux.arm.conf
WeTek_Play/arm
Thanks,
ERIC