map_v4v6_address
map_v4v6_address(*ap, *bpp);
map_v4v6_address((char*)pvt->host_addr,
map_v4v6_address(pvt->addr, pvt->addr);
extern void map_v4v6_address(const char *src, char *dst);
map_v4v6_address((char*)pvt->host_addr,