/*
   PPP for Linux
*/

/*
   Sources:

   slip.c

   RFC1331: The Point-to-Point Protocol (PPP) for the Transmission of
   Multi-protocol Datagrams over Point-to-Point Links

   RFC1332: IPCP

   ppp-2.0

   Flags for this module (any combination is acceptable for testing.):

   NET02D	      -	Define if using Net-2-Debugged in kernels earler
   			than v1.1.4.

   NEW_TTY_DRIVERS    -	Define if using new Ted Ts'o's alpha TTY drivers
   			from tsx-11.mit.edu. From Ted Ts'o.

   OPTIMIZE_FLAG_TIME -	Number of jiffies to force sending of leading flag
			character. This is normally set to ((HZ * 3) / 2).
			This is 1.5 seconds. If not defined then the leading
			flag is always sent.  
*/
