These two changes add in the new RFS systems calls, remoteon(), remoteoff()
and  remotename().  If the second hunk fails, then you have some system
call numbers that are not in standard Pyramid 2.5.
***************
*** 124,129
   */
  int	setuniverse(), ugetcsbase();
  
  /* BEGIN JUNK */
  int	profil();		/* 'cuz sys calls are interruptible */
  int	vhangup();		/* should just do in exit() */

--- 124,138 -----
   */
  int	setuniverse(), ugetcsbase();
  
+ #ifdef REMOTEFS
+ /*
+  * remote file sys stuff (toddb@du)
+  */
+ int	remoteon(),
+ 	remoteoff(),
+ 	remotename();
+ #endif REMOTEFS
+ 
  /* BEGIN JUNK */
  int	profil();		/* 'cuz sys calls are interruptible */
  int	vhangup();		/* should just do in exit() */
***************
*** 324,329
  #endif NSA
  	{ setprocesshost, 1},	/* 166 = setprocesshost */
  	{ getprocesshost, 1},	/* 167 = getprocesshost */
  };
  int	nsysent = sizeof (sysent) / sizeof (sysent[0]);
  

--- 333,347 -----
  #endif NSA
  	{ setprocesshost, 1},	/* 166 = setprocesshost */
  	{ getprocesshost, 1},	/* 167 = getprocesshost */
+ #ifdef REMOTEFS
+ 	{ remoteon, 4 },	/* 168 = remoteon */
+ 	{ remoteoff, 1 },	/* 169 = remoteoff */
+ 	{ remotename, 5 },	/* 170 = remotename */
+ #else REMOTEFS
+ 	{ nosys, 0},		/* 168 = reserved for REMOTEFS */
+ 	{ nosys, 0},		/* 169 = reserved for REMOTEFS */
+ 	{ nosys, 0},		/* 170 = reserved for REMOTEFS */
+ #endif REMOTEFS
  };
  int	nsysent = sizeof (sysent) / sizeof (sysent[0]);
  
