With the latest -current as of today I got:

Creating image into ramdisk-rescuesmall.fs...
rm -f ramdisk-rescuesmall.fs ramdisk-rescuesmall.fs.tmp
/usr/src/tools/obj/tools.NetBSD-1.6H-i386/bin/nbmakefs -t ffs -B le -s 1320k -F work.spec  -N /usr/src/etc -o bsize=4096,fsize=512  -o optimization=space,minfree=0,nsectors=1,ntracks=128   ramdisk-rescuesmall.fs.tmp work  && mv -f ramdisk-rescuesmall.fs.tmp ramdisk-rescuesmall.fs
Calculated size of `ramdisk-rescuesmall.fs.tmp': 1351680 bytes, 35 inodes
Warning: 48 sector(s) in last cylinder unallocated
ramdisk-rescuesmall.fs.tmp:	2640 sectors in 21 cylinders of 128 tracks, 1 sectors
	1.3MB in 1 cyl groups (160 c/g, 10.00MB/g, 64 i/g)
super-block backups (for fsck -b #) at:
 32,nbmakefs: Writing inode 34 (dir), bytes 0 + 512: No space left on device

Populating `ramdisk-rescuesmall.fs.tmp'
*** Error code 1

Stop.
nbmake: stopped in /usr/src/distrib/i386/floppies/ramdisk-rescuesmall
*** Error code 1

Jun-Young

-- 
Bang Jun-Young <junyoung@mogua.com>