CONFIG_ARC_NUMBER_OF_INTERRUPTS is not available for the default architecture x86.
Result is shown for architecture arc
default or selected kernelversion does not have config value CONFIG_ARC_NUMBER_OF_INTERRUPTS.
Result is shown for kernelversion 5.9.8

Number of interrupts


Linux Kernel Configuration
└─> ARC Architecture Configuration
└─> ARC CPU Configuration
└─> Number of interrupts

This defines the number of interrupts on the ARCv2HS core.
It affects the size of vector table.
The initial 8 IRQs are fixed (Timer, ICI etc) and although configurable
in hardware, it keep things simple for Linux to assume they are always