CONFIG_MACH_SUN9I is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

Allwinner (sun9i) SoCs support

modulename: clk-sun8i-apb0.ko

and/or

clk-sun9i-cpus.ko

configname: CONFIG_MACH_SUN9I

Linux Kernel Configuration
└─>Allwinner SoCs
└─>Allwinner (sun9i) SoCs support
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
drivers/clk/sunxi/clk-sun8i-apb0.c
selects
CONFIG_ARM_GIC


is selected by
CONFIG_DEBUG_SUN9I_UART0