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

CONFIG_NLM_COMMON (not configurable)

configname: CONFIG_NLM_COMMON

Linux Kernel Configuration
└─>NLM_COMMON
In linux kernel since version 3 (release Date: 2011-07-21)  
is depended by
CONFIG_NLM_XLR_BOARD