# echo "test" |mail -v root@localhost
Warning: .cf file is out of date: sendmail AIX5.3/8.13.4 supports version 10, .cf file is version 9
root@localhost... Connecting to local...
/dead.letter... Saved message in /dead.letter
# cat /dead.letter
From root Mon Dec 15 16:32:32 2008
Return-Path: <root>
Received: (from root@localhost)
by Blade2.amsco.co.nz (AIX5.3/8.13.4/8.11.0) id mBF3WW2r1265812
for root@localhost; Mon, 15 Dec 2008 16:32:32 +1300
Date: Mon, 15 Dec 2008 16:32:32 +1300
From: root
Message-Id: <200812150332.mBF3WW2r1265812@Blade2.amsco.co.nz>
To:
root@Blade2.amsco.co.nz
From root Mon Dec 15 16:36:46 2008
Return-Path: <root>
Received: (from root@localhost)
by Blade2.amsco.co.nz (AIX5.3/8.13.4/8.11.0) id mBF3akXl1421448
for root@localhost; Mon, 15 Dec 2008 16:36:46 +1300
Date: Mon, 15 Dec 2008 16:36:46 +1300
From: root
Message-Id: <200812150336.mBF3akXl1421448@Blade2.amsco.co.nz>
To:
root@Blade2.amsco.co.nz
test