/etc/ttys

#
#console        "/usr/libexec/getty std.57600"  vt100   on secure
#ttyE0  "/usr/libexec/getty std.9600"   vt100   on secure
tty00   "/usr/libexec/getty std.57600"  vt100   on secure
constty "/usr/libexec/getty std.9600"   vt100   on secure

constty に変っている。console と ttyE0 を消すことで login 出来るようになった。

NetBSD quick.ki.nu 1.6ZG NetBSD 1.6ZG (GENERIC) #1:
Thu Dec 11 14:55:33 JST 2003
root@serv:/export/nandra-tr-031206/checkout/src/sys/arch/macppc/compile/GENERIC macppc

makesrctars

ttyp0:root@serv 10:25:30/031222(...distrib/sets)# sh ./makesrctars `cd ../../;pwd` ../../../r
Creating src.tgz
Creating gnusrc.tgz
pax: Link name too long for ustar /export/nandra-tr-031206/checkout/src/gnu/usr.bin/binutils/ld/../../../dist/binutils/ld/emultempl/astring.sed
Creating syssrc.tgz
pax: Link name too long for ustar /export/nandra-tr-031206/checkout/src/sys/arch/macppc/stand/ofwboot/../../../../arch/powerpc/include
pax: Link name too long for ustar /export/nandra-tr-031206/checkout/src/sys/arch/macppc/stand/ofwboot/../../../../arch/powerpc/include
Creating sharesrc.tgz
ttyp0:root@serv 10:55:11/031222(...distrib/sets)#

Fatal server error:
netbsdPciInit: can't open /dev/pci0

そうか、そういうのがあった。
xc/programs/Xserver/hw/xfree86/os-support/bus/netbsdPci.c

69 netbsdPciInit()
70 {
71         struct pciio_businfo pci_businfo;
72 
73         devpci = open("/dev/pci0", O_RDWR);
74         if (devpci == -1)
75                 FatalError("netbsdPciInit: can't open /dev/pci0\n");

歯医者さんに行く。ただで直してくれた。