CONFIG_TRAD_SIGNALS is not available for thedefaultarchitecture x86.
Result is shown for architecture mips

CONFIG_TRAD_SIGNALS (not configurable)

configname: CONFIG_TRAD_SIGNALS

Linux/MIPS Kernel Configuration
└─>Executable file formats
└─>TRAD_SIGNALS
In linux kernel since version 2.6.12  
is depended by
CONFIG_32BIT