For more about sendmail

The following reference manual pages provide additional information about SCO sendmail:

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 Manual page        Description
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 aliases(SFF)       aliases file for sendmail 
 lmail(ADMN)        handle local mail delivery from sendmail 
 mailaddr(ADMN)     mail addressing description
 mailstats(ADMN)    print statistics collected by sendmail 
 mconnect(ADMN)     connect to SMTP mail server socket
 rmail(ADMN)        handle remote mail received by UUCP
 sendmail(ADMN)     sendmail command information
 sendmail.cf(SFF)   sendmail configuration file