Some people have mentioned problems with pppd that turned out to be a
more general problem in the way CLOCAL was handled.  I believe I've
fixed this and a few related carrier handling problems.  There's a new
snapshot in:

ftp://ftp.netbsd.org/pub/NetBSD/arch/i386/com-970123-04.shar.gz

Once again, please send me feedback on how it works for you.