Linux kernel 2.6.8 on s390. CONFIG_S390_SUPPORT: Select this option if you want to enable your system kernel to handle system-calls from ELF binaries for 31 bit ESA. This option (and some other stuff like libraries and such) is needed for executing 31 bit applications. It is safe to say "Y". See this item in context Full configuration for 2.6.8 on s390 Home   Search