--- ppp-2.4.4.auth-fail/pppd/auth.c	2007-05-29 00:03:23.000000000 +0200
+++ ppp-2.4.4/pppd/auth.c	2007-05-29 22:22:45.000000000 +0200
@@ -1225,6 +1225,8 @@
     if (user[0] == 0)
 	strlcpy(user, our_name, sizeof(user));
 
+    script_setenv("LOCALNAME", user, 0);
+
     /*
      * If we have a default route, require the peer to authenticate
      * unless the noauth option was given or the real user is root.
--- ppp-2.4.4.auth-fail/pppd/pppd.8	2007-05-28 23:48:20.000000000 +0200
+++ ppp-2.4.4/pppd/pppd.8	2007-05-29 22:11:27.000000000 +0200
@@ -1560,6 +1560,11 @@
 The authenticated name of the peer.  This is only set if the peer
 authenticates itself.
 .TP
+.B LOCALNAME
+The username passed to the user option of the pppd daemon.  This is
+handy to identify which account was used for authentication purposes
+when multiple accounts is available.
+.TP
 .B SPEED
 The baud rate of the tty device.
 .TP