Any way to know if you are in a backgound fetch in Varnish 4.1

Craig Servin cservin-varnish at
Fri Nov 3 15:42:16 UTC 2017

Hi All,

Is there any way for me to know if I am in a background fetch while in 

I thought about setting a header in vcl_hit, but I thought there might 
be a less hacky way to do it.



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