CONFIG_ARCH_MULTI_V4T is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
ARMv4T based platforms (ARM720T, ARM920T, ...)
configname: CONFIG_ARCH_MULTI_V4T
Linux Kernel Configuration
└─>System Type
└─>Platform selection
└─>ARMv4T based platforms (ARM720T, ARM920T, ...)