Full release build, no existing tools or object files:

all ===> etc/i386/floppies/rescue-tiny
#    create  rescue-tiny/boot (from: 
/export/netbsd/netbsd-2.99.x/destdir/usr/md
ec/boot)
#    create  rescue-tiny/USTAR.volsize.4540
#    create  rescue-tiny/netbsd (from: 
/export/netbsd/netbsd-2.99.x/obj/distrib/
i386/floppies/instkernel/netbsd-RESCUE_TINY.gz)
#    create  rescue-tiny/rescue-tiny1.fs (from: boot USTAR.volsize.4540 
netbsd)
PAX=/export/netbsd/netbsd-2.99.x/obj/tools/bin/nbpax sh 
/export/netbsd/netbsd-2.99.x/src/distrib/common/buildfloppies.sh  -i 
/export/netbsd/netbsd-2.99.x/obj/tools/bin/nbinstallboot  -mi386 @IMAGE@ 
/export/netbsd/netbsd-2.99.x/destdir/usr/
mdec/bootxx_ustarfs" -p  -m 1 -s .fs  rescue-tiny 2400 boot 
USTAR.volsize.4540 netbsd
Running instboot: 
/export/netbsd/netbsd-2.99.x/obj/tools/bin/nbinstallboot -mi386 
floppy.3139.tar /export/netbsd/netbsd-2.99.x/destdir/usr/mdec/bootxx_ustarfs
buildfloppies.sh: Image is 16384 bytes (16 KB) too big to fit on 1 disk

*** Failed target:  rescue-tiny1.fs
*** Failed command: PAX=/export/netbsd/netbsd-2.99.x/obj/tools/bin/nbpax 
sh /export/netbsd/netbsd-2.99.x/src/distrib/common/buildfloppies.sh -i 
"/export/netbsd/netbsd-2.99.x/obj/tools/bin/nbinstallboot -mi386 @IMAGE@ 
/export/netbsd/netbsd-2.99.x/destdir/usr/mdec/bootxx_ustarfs" -p -m 1 -s 
.fs rescue-tiny 2400 boot USTAR.volsize.4540 netbsd
*** Error code 1

Stop.