buildroot/package/kexec/Config.in

config BR2_PACKAGE_KEXEC
	bool "kexec"
	help
	  Kexec is a user space utiltity for loading another kernel
	  and asking the currently running kernel to do something with it.

	  http://www.kernel.org/pub/linux/kernel/people/horms/kexec-tools/

config BR2_PACKAGE_KEXEC_ZLIB
	bool "Kexec with zlib support"
	depends on BR2_PACKAGE_KEXEC
	select BR2_PACKAGE_ZLIB
	help
	  Support for compressed kernel images