CONFIG_IRQ_RTC is not available for thedefaultarchitecture x86.
Result is shown for architecture blackfin
default or selected kernelversion does not have config value CONFIG_IRQ_RTC.
Result is shown for kernelversion 6.7-rc3
IRQ_RTC
configname: CONFIG_IRQ_RTC
Linux Kernel Configuration
└─>BF537 Specific Configuration
└─>Priority
└─>IRQ_RTC