CONFIG_APOLLO is not available for thedefaultarchitecture x86.
Result is shown for architecture m68k

Apollo support

configname: CONFIG_APOLLO

Linux/68k Kernel Configuration
└─>Platform dependent setup
└─>Apollo support
In linux kernel since version 2.6.12  
Say Y here if you want to run Linux on an MC680x0-based Apollo
Domain workstation such as the DN3500.


depends
NOT CONFIG_MMU_SUN3 or CONFIG_M68KCLASSIC or &

is selected by
CONFIG_FB_APOLLO