CONFIG_CPU_HAS_NO_BITFIELDS is not available for thedefaultarchitecture x86.
Result is shown for architecture m68k

CONFIG_CPU_HAS_NO_BITFIELDS (not configurable)

configname: CONFIG_CPU_HAS_NO_BITFIELDS

Linux Kernel Configuration
└─>CPU_HAS_NO_BITFIELDS
In linux kernel since version 3.1 (release Date: 2011-10-24)  
is depended by
CONFIG_M68000
CONFIG_MCPU32