h> I wrote the boot floppy using my FreeBSD/i386 machine but when I stick it
h> in and try to boot, it simply ejects and boots off the hard drive.  It is

To get your NetBSD/macppc booted, first you have to get
OF(OpenFirmware) prompt, and then type 
>boot fd:0
See
http://www.ki.nu/software/NetBSD/PowerPC/sysinst/000-README.shtml
http://www.ki.nu/software/NetBSD/macppc/sysinst/000-README.shtml

Otherwise, 
put the floppy in place
boot
MacOS starts and check if floppy is (MacOS)bootable,
it fails
then eject floppy.

---
ki.nu will stop 1999/09/09 900-1200am JST, which is
1999/09/09 0000-0300 for relocation.
Makoto Fujiwara, Chiba Japan