BIG mail problems with QNX NTO

QNX Newsgroups (Archives) comp.os.qnx
1

How to manage local mail with QNX NTO (6)?
After few hours I’ve noticed that there’s no mail transport agents (mailx, procmail or whatsoever)! Will sendmail alone suffice? (probably not).
So, what I’m missing? How to manage local mail in qnx 6?

Thanks