[Exim] Where is host_reject documented?

I cant look up host_reject and host_reject_recipients in the exim spec
concept and option indexes. Googling with site:exim.org is only giving me
list entries. Can someone point me to the relevant section?

- Sandip

--
Sandip Bhattacharya
sandip (at) puroga.com
Puroga Technologies Pvt. Ltd.
Work: http://www.puroga.com        Home: http://www.sandipb.net

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