*** /usr/sys/h/ioctl.h.orig	Fri Dec  9 10:05:18 1994
--- /usr/sys/h/ioctl.h	Fri Dec  9 10:06:06 1994
***************
*** 405,410 ****
--- 405,411 ----
  #define SLPDISC		0x07		/* BSD Serial Line IP		*/
  #define PCMDISC		0x08		/* Peripheral Control Module
  					   for dial and button boxex */
+ #define PPPDISC		0x09		/* PPP Point-to-Point Protocol  */
  					/* Line disc #'s 16-23 are 
  					   reserved for local extension.*/
  
*** /usr/sys/net/net/if.h.orig	Wed Aug  4 01:57:00 1993
--- /usr/sys/net/net/if.h	Fri Dec  9 09:29:11 1994
***************
*** 231,236 ****
--- 231,237 ----
  #define	IFT_XETHER	0x1a		/* obsolete 3MB experimental ethernet */
  #define	IFT_NSIP	0x1b		/* XNS over IP */
  #define	IFT_SLIP	0x1c		/* IP over generic TTY */
+ #define	IFT_PPP		0x1d		/* PPP over generic TTY */
  
  /*
   * Output queues (ifp->if_snd) and internetwork datagram level (pup level 1)
*** /usr/sys/net/net/netisr.h.orig	Fri Dec  9 09:53:17 1994
--- /usr/sys/net/net/netisr.h	Fri Dec  9 09:54:14 1994
***************
*** 77,82 ****
--- 77,83 ----
  #define NETISR_LAT	14		/* same as AF_LAT */
  #define NETISR_BSC	15		/* same as AF_BSC */
  #define NETISR_DLO      19              /* same as AF_OSI */
+ #define NETISR_PPP	26		/* Point-to-Point Protocol */
  
  #define	schednetisr(anisr)	{ set_bit_atomic(anisr,&netisr); setsoftnet(); }
  
*** /usr/sys/net/net/conf_net.c.orig	Fri Dec  9 13:29:49 1994
--- /usr/sys/net/net/conf_net.c	Fri Dec  9 13:32:50 1994
***************
*** 84,89 ****
--- 84,90 ----
  #ifdef vax
  #include "bsc.h"
  #endif vax
+ #include "ppp.h"
  
  
  #if ((NETHER==0 && NFDDI==0) || NINET==0)
***************
*** 251,257 ****
  };
  
  
! extern int rawintr(), ipintr(), nsintr(), dnetintr(), dlointr(), dliintr(), latintr(), bscintr();
  #ifdef	__mips
  extern int scsiisr();
  #endif
--- 252,258 ----
  };
  
  
! extern int rawintr(), ipintr(), nsintr(), dnetintr(), dlointr(), dliintr(), latintr(), bscintr(), pppintr();
  #ifdef	__mips
  extern int scsiisr();
  #endif
***************
*** 289,294 ****
--- 290,298 ----
          {NETISR_SCSI,scsiisr},
  #endif /* NSCSI > 0 || NSII > 0 || NASC > 0 */
  #endif	/* __mips */
+ #if NPPP > 0
+ 	{NETISR_PPP,pppintr},
+ #endif /* NPPP */
  
  	{-1	,0}
  };
*** /usr/sys/data/pseudo_data.c.orig	Sat Sep 19 06:20:31 1992
--- /usr/sys/data/pseudo_data.c	Fri Dec  9 09:32:23 1994
***************
*** 25,30 ****
--- 25,35 ----
  
  #endif /* NSL > 0 */
  
+ #include "ppp.h"
+ #if NPPP > 0
+        pppattach();
+ #endif
+ 
  return;
  }
  
*** /usr/sys/data/tty_conf_data.c.orig	Sat Sep 19 06:19:21 1992
--- /usr/sys/data/tty_conf_data.c	Fri Dec  9 09:32:38 1994
***************
*** 83,88 ****
--- 83,94 ----
  int   slopen(), slclose(), slinput(), sltioctl(), slstart();
  #endif
  
+ #include "ppp.h"
+ #if NPPP > 0
+ int   pppopen(), pppclose(), pppread(), pppwrite(), pppinput();
+ int   ppptioctl(), pppstart();
+ #endif
+ 
  #ifdef BINARY
  
  extern	int	nldisp;
***************
*** 141,146 ****
--- 147,161 ----
  	nodev, nodev, nodev, nodev, nodev,
  	nodev, nodev, nodev, nodev, nodev,
  #endif
+ 
+ #if NPPP > 0   
+        pppopen, pppclose, pppread, pppwrite, ppptioctl,
+        pppinput, nodev, nulldev, pppstart, nulldev,   /* 9 - PPPDISC */
+ #else
+        nodev, nodev, nodev, nodev, nodev,
+        nodev, nodev, nodev, nodev, nodev,
+ #endif
+ 
  
  };
  
*** /usr/sys/conf/mips/files.mips.orig	Sat Sep 11 06:09:28 1993
--- /usr/sys/conf/mips/files.mips	Fri Dec  9 09:32:01 1994
***************
*** 114,120 ****
  io/netif/if_ln_copy.s		optional ln Binary 
  io/netif/if_ne.c	        optional ne device-driver Binary
  io/netif/if_sl.c		optional sl device-driver Binary Unsupported
! io/netif/slcompress.c		optional sl device-driver Binary Unsupported
  io/netif/if_qe.c		optional qe device-driver Binary
  io/netif/if_uba.c		optional inet device-driver Binary
  io/netif/if_ni.c		optional bvpni device-driver Binary
--- 114,123 ----
  io/netif/if_ln_copy.s		optional ln Binary 
  io/netif/if_ne.c	        optional ne device-driver Binary
  io/netif/if_sl.c		optional sl device-driver Binary Unsupported
! io/netif/if_ppp.c		optional ppp device-driver Notbinary
! io/netif/ppp_tty.c		optional ppp device-driver Notbinary
! io/netif/bsd-comp.c		optional ppp device-driver Notbinary
! io/netif/slcompress.c		optional sl or ppp device-driver Notbinary
  io/netif/if_qe.c		optional qe device-driver Binary
  io/netif/if_uba.c		optional inet device-driver Binary
  io/netif/if_ni.c		optional bvpni device-driver Binary