CONFIG_ALPHA_LYNX is not available for the selected architecture x86.
Result is shown for architecture alpha

Lynx

modulename: sys_sable.ko

configname: CONFIG_ALPHA_LYNX

Alpha system type
└─>Lynx
In linux kernel since version 2.6.12 )
AlphaServer 2100A-based systems.
source code:
arch/alpha/kernel/sys_sable.c