install:
$(Q)install -D -m 755 vmlinux $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE)
+ifdef CONFIG_SYS_SUPPORTS_ZBOOT
$(Q)install -D -m 755 vmlinuz $(INSTALL_PATH)/vmlinuz-$(KERNELRELEASE)
+endif
$(Q)install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE)
$(Q)install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE)