"whether Samba attempts to synchronize the UNIX password with the SMB password when the encrypted SMB password in the smbpasswd file is changed". It can mean 8 combinations of '(smbd|"") and (pdbedit|"") and (smbpasswd|"")'. "the passwd program[here is a missing space - a typo]parameter is called AS ROOT" it isn't clear what programs do call passwd program. smbpasswd? pdbedit? smbbd?
s/Samba/smbd/
sorry for the same, cleaning up the database to prevent unecessary reopens of bugs.