Unions in FreeBSD

• descriptor i386/include/segments.h:92
• dqhead ufs/ufs_quota.c:652
• ihead ufs/ufs_inode.c:59
• ipt_timestamp netinet/ip.h:137
• mcluster sys/mbuf.h:196
• nchash kern/vfs_cache.c:67
• nfsv2fh sys/mount.h:227
• nhead nfs/nfs_node.c:64
• rhead nfs/nfs_srvcache.c:69
• vm_map_object vm/vm_map.h:89
• wait i386/stand/prf.c:51