default or selected kernelversion does not have config value CONFIG_HAVE_NET_MACB.
Result is shown for kernelversion 6.2.5

CONFIG_HAVE_NET_MACB (not configurable)

configname: CONFIG_HAVE_NET_MACB

Linux Kernel Configuration
└─>Device Drivers
└─>HAVE_NET_MACB
In linux kernel since version 2.6.37 (release Date: 2011-01-04)  
is selected by
CONFIG_MACB