[Nagiosplug-help] check_proc - how verify that one process exist?

[LEBRETON Philippe]

hello,

I want verify thant ONE process exist with check_procs.
my actual command is : check_procs -C <process_name>
When the process exist OK is return but when it does'nt exist i want 
CRITICAL response.
How i can make this with check_procs ans is parameters?

Thanks

Philippe LEBRETON