CONFIG_CPU_ARM740T is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_CPU_ARM740T (not configurable)

modulename: proc-arm740.ko

configname: CONFIG_CPU_ARM740T

Linux Kernel Configuration
└─>CPU_ARM740T
In linux kernel since version 2.6.21 (release Date: 2007-04-25)  
A 32-bit RISC processor with 8KB cache or 4KB variants,
write buffer and MPU(Protection Unit) built around
an ARM7TDMI core.

Say Y if you want support for the ARM740T processor.
Otherwise, say N.

source code: