mailq | tail +2 | grep -v '^ *(' | awk  '

BEGIN { RS = "" }
	  # $7=sender, $8=recipient1, $9=recipient2
      { if ($8 == "user@example.com" && $9 == "") print $1 }
	  
' | tr -d '*!' | postsuper -d -

# wykasuje wszystkie maile od user@... (  z man postsuper(1) )

# monitoring usuwania ( bo mailq jest wolne ):
1. cd /var/spool/postfix/
2. for((x=0;x<100;x++)); do for f in *; do echo -n"$f..."; find $f | wc -l ; done; sleep 3; clear; done