default or selected kernelversion does not have config value CONFIG_UNISYS_UISLIB.
Result is shown for kernelversion 6.4.14

Unisys uislib driver

modulename: visoruislib.ko

configname: CONFIG_UNISYS_UISLIB

Linux Kernel Configuration
└─>Device Drivers
└─>Staging drivers
└─>Unisys SPAR driver support
└─>Unisys uislib driver
In linux kernel since version 3.15 (release Date: 2014-06-08)  
If you say Y here, you will enable the Unisys uislib driver.

source code: