Seems to work, modulo the extra printout:

# work/*/nmap -p 1-40 bigboy

Starting Nmap 4.20 ( http://insecure.org ) at 2007-11-09 15:39 EST
sa_len 17 len 144
sa_len 28 len 144
sa_len 16 len 144
sa_len 18 len 144
sa_len 28 len 144
sa_len 11 len 144
sa_len 16 len 144
sa_len 28 len 144
sa_len 28 len 144
sa_len 14 len 144
Stats: 0:00:12 elapsed; 0 hosts completed (1 up), 1 undergoing SYN
Stealth Scan SYN Stealth Scan Timing: About 86.11% done; ETC: 15:40
(0:00:01 remaining) Interesting ports on bigboy.machshav.com
(192.168.2.79): Not shown: 39 closed ports
PORT   STATE SERVICE
22/tcp open  ssh
MAC Address: 00:11:11:5B:7A:CD (Intel)

Nmap finished: 1 IP address (1 host up) scanned in 15.719 seconds