[CentOS] Odd failure of smbd to start from init.d - CentOS 5.4

[John Doe]

From: Whit Blauvelt <whit at transpect.com>
> "service smb restart" - does NOT get smbd running (although 
> shows "OK")
> "sh /etc/init.d/smb restart" - DOES get smbd running
> "/etc/init.d/smb restart" - does NOT get smbd running (although shows 
> "OK")
> "bash /etc/init.d/smb restart" - DOES get smbd running

What's the return value?
  service smb start
  echo $?

JD