CONFIG_ALPHA_RUFFIAN is not available for thedefaultarchitecture x86.
Result is shown for architecture alpha

Ruffian

modulename: sys_ruffian.ko

configname: CONFIG_ALPHA_RUFFIAN

Alpha system type
└─>Ruffian
In linux kernel since version 2.6.12  
Samsung APC164UX. There is a page on known problems and workarounds
at <http://www.alphalinux.org/faq/FAQ-11.html>.

source code:
arch/alpha/kernel/