CONFIG_MACH_ARCOM_ZEUS is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

Arcom/Eurotech ZEUS SBC

modulename: zeus.ko

configname: CONFIG_MACH_ARCOM_ZEUS

Linux Kernel Configuration
└─>Intel PXA2xx/PXA3xx Implementations
└─>Arcom/Eurotech ZEUS SBC
In linux kernel since version 2.6.33 (release Date: 2010-02-24)  
source code:
arch/arm/mach-pxa/zeus.c

depends
CONFIG_ARCH_PXA