--- /dev/null
+--- sys.stable/net/if_ppp.c Sat Jun 20 11:28:01 1998
++++ /usr/src/synclink/bsd3/if_ppp.c Fri Apr 16 12:54:12 1999
+@@ -1084,7 +1084,7 @@
+ for (i = 0; i < NPPP; ++i, ++sc) {
+ s = splimp();
+ if (!(sc->sc_flags & SC_TBUSY)
+- && (sc->sc_if.if_snd.ifq_head || sc->sc_fastq.ifq_head)) {
++ && (sc->sc_if.if_snd.ifq_head || sc->sc_fastq.ifq_head || sc->sc_outm)) {
+ sc->sc_flags |= SC_TBUSY;
+ splx(s);
+ (*sc->sc_start)(sc);