default or selected kernelversion does not have config value CONFIG_OLD_BELKIN_DONGLE_OLD.
Result is shown for kernelversion 5.4.123

Old Belkin dongle

modulename: old_belkin.ko


Linux Kernel Configuration
└─>Networking support
└─>IrDA (infrared) subsystem support
└─>Infrared-port device drivers
└─>Old Belkin dongle
In linux kernel since version 2.6.12  
Say Y here if you want to build support for the Adaptec Airport 1000
and 2000 dongles. To compile it as a module, choose M here: the module
will be called old_belkin. Some information is contained in the
comments at the top of <file:drivers/net/irda/old_belkin.c>.

source code: