#ifdef RTE_LIBRTE_XEN_DOM0
/**< Internal use only - should DOM0 memory mapping be used */
-extern int rte_xen_dom0_supported(void);
+int rte_xen_dom0_supported(void);
/**< Internal use only - phys to virt mapping for xen */
phys_addr_t rte_xen_mem_phy2mch(uint32_t, const phys_addr_t);