CONFIG_COMPAT (not configurable)

modulename: compat.ko

and/or

compat_linux.ko

and/or

compat_wrapper.ko

and/or

sys32.ko

and/or

signal_compat.ko

configname: CONFIG_COMPAT

Linux Kernel Configuration
└─>Executable file formats / Emulations
└─>COMPAT
In linux kernel since version 2.6.12