guard             230 nfs/nfs_serv.c 	struct timespec guard;
guard             242 nfs/nfs_serv.c 			fxdr_nfsv3time(tl, &guard);
guard             288 nfs/nfs_serv.c 			(preat.va_ctime.tv_sec != guard.tv_sec ||
guard             289 nfs/nfs_serv.c 			 preat.va_ctime.tv_nsec != guard.tv_nsec))