default or selected kernelversion does not have config value CONFIG_HAVE_LMB.
Result is shown for kernelversion 5.4.229

CONFIG_HAVE_LMB (not configurable)

modulename: lmb.ko

configname: CONFIG_HAVE_LMB

Linux Kernel Configuration
└─>Library routines
└─>HAVE_LMB
In linux kernel since version 2.6.26 (release Date: 2008-07-13)  
source code:
lib/lmb.c