Fix incorrect test when checking for pipelining.
Fix incorrect test when checking for pipelining.

Thanks to Daniel Koukola.

darcs-hash:20050119140921-4cc09-272d683623b36f65cf624170a2bb8d19364ecc86.gz

akkakks/polipo,fukusaka/polipo,TierraDelFuego/opilop,feijilei/polipo,clowwindy/polipo,feijilei/polipo,jeromelebel/polipo,danchr/polipo,jech/polipo,jech/polipo,dxq-git/polipo,toke/polipo,gorakhargosh/polipo,nxtreaming/chumen,doublec/namecoin-polipo,fqtools/polipo,Psiphon-Inc/polipo,galeksandrp/polipo,berkley4/polipo,akkakks/polipo,akkakks/polipo,ssb22/polipo2,ajmgh/polipo,dxq-git/polipo,galeksandrp/polipo,caeies/polipo-caeies,strongwillow/polipo,dxq-git/polipo,lkraider/polipo,galeksandrp/polipo,ssb22/polipo2,fqtools/polipo,strongwillow/polipo,berkley4/polipo,fqtools/polipo,Android-Apps/polipo,feijilei/polipo,lkraider/polipo,berkley4/polipo,jech/polipo,lkraider/polipo,Android-Apps/polipo,ssb22/polipo2,nxtreaming/chumen,nxtreaming/chumen