How can i add a specific text in pfsense log?

[haghighi]

Hi
this is one entry of system.log file:
Dec  7 15:50:02 pfSense kernel: Waiting (max 60 seconds) for system process…
I need to set pfsense to automatically add a specific text (e.g "()") to every record
and at the end i wanna my logs be same this:
Dec  7 15:50:02 pfSense kernel(): Waiting (max 60 seconds) for system process
ec  7 15:50:02 pfSense kernel(): All...
Dec  7 15:50:02 pfSense kernel(): Uptis
Dec  7 15:50:02 pfSense kernel(): usbn
Dec  7 15:50:02 pfSense kernel(): uh

tnx everyone :)