There are a couple of typos in /sys/nfs/nfs_vnops.c of Dec 24.
Fixed in the diff below.

Onno  van der Linden     c/o     vdlinden@fwi.uva.nl (Frank van der Linden)
*** /usr/src/sys/nfs/nfs_vnops.c.orig	Sun Dec 26 17:33:10 1994
--- /usr/src/sys/nfs/nfs_vnops.c	Mon Dec 26 19:11:23 1994
***************
*** 2383,2389 ****
  
  	vap = &vattr;
! 	if (error = VOP_GETATTR(ap->a_vp, vap, cred, ap->a_p))
  		return (error);
! 	return (vaccess(vap->va_mode, vap->va_uid, vap->va_guid,
  			ap->a_mode, ap->a_cred));
  }
--- 2383,2389 ----
  
  	vap = &vattr;
! 	if (error = VOP_GETATTR(ap->a_vp, vap, ap->a_cred, ap->a_p))
  		return (error);
! 	return (vaccess(vap->va_mode, vap->va_uid, vap->va_gid,
  			ap->a_mode, ap->a_cred));
  }