How can I quickly and easily delete all Perforce jobs that are attached to changelists?

p4 fixes > tmp.txt

job005519 fixed by change 3177 on 2007/11/06 by raven@raven1 (closed)
job005552 fixed by change 3320 on 2007/12/11 by raven@raven1 (closed)
job005552 fixed by change 3318 on 2007/12/10 by raven@raven1 (closed)
...

p4 fix -d -c 3177 job005519
p4 fix -d -c 3320 job005552
p4 fix -d -c 3318 job005552
...

p4 jobs > tmp.txt

p4 fixes -c <changenum> | p4 -x - job -d