diff --git a/lib/libc/sys/nfssvc.2 b/lib/libc/sys/nfssvc.2
index 5d0eb3bfa9b..90604bc5af2 100644
--- a/lib/libc/sys/nfssvc.2
+++ b/lib/libc/sys/nfssvc.2
@@ -140,14 +140,14 @@ and a pointer to a
 struct nfsd_srvargs {
 	struct nfsd	*nsd_nfsd;	/* Pointer to in kernel nfsd struct */
 	uid_t		nsd_uid;	/* Effective uid mapped to cred */
-	u_long		nsd_haddr;	/* Ip address of client */
+	u_int32_t	nsd_haddr;	/* Ip address of client */
 	struct ucred	nsd_cr;		/* Cred. uid maps to */
 	int		nsd_authlen;	/* Length of auth string (ret) */
 	u_char		*nsd_authstr;	/* Auth string (ret) */
 	int		nsd_verflen;	/* and the verfier */
 	u_char		*nsd_verfstr;
 	struct timeval	nsd_timestamp;	/* timestamp from verifier */
-	u_long		nsd_ttl;	/* credential ttl (sec) */
+	u_int32_t	nsd_ttl;	/* credential ttl (sec) */
 	NFSKERBKEY_T	nsd_key;	/* Session key */
 };
 .Ed