Try a nonempty evhtp_CFLAGS value
Try a nonempty evhtp_CFLAGS value

Apparently the empty string isn't enough to get configure to see the
evhtp library.  Trying with a nonempty value.

eranmes/certificate-transparency,katjoyce/certificate-transparency,grandamp/certificate-transparency,RJPercival/certificate-transparency,eranmes/certificate-transparency,katjoyce/certificate-transparency,benlaurie/certificate-transparency,benlaurie/certificate-transparency,eranmes/certificate-transparency,benlaurie/certificate-transparency,benlaurie/certificate-transparency,benlaurie/certificate-transparency,lexibrent/certificate-transparency,benlaurie/certificate-transparency,lexibrent/certificate-transparency,katjoyce/certificate-transparency,pphaneuf/certificate-transparency,grandamp/certificate-transparency,AlCutter/certificate-transparency,google/certificate-transparency,eranmes/certificate-transparency,taknira/certificate-transparency,kyprizel/certificate-transparency,katjoyce/certificate-transparency,RJPercival/certificate-transparency,taknira/certificate-transparency,google/certificate-transparency,google/certificate-transparency,taknira/certificate-transparency,AlCutter/certificate-transparency,taknira/certificate-transparency,lexibrent/certificate-transparency,AlCutter/certificate-transparency,eranmes/certificate-transparency,grandamp/certificate-transparency,benlaurie/certificate-transparency,katjoyce/certificate-transparency,lexibrent/certificate-transparency,AlCutter/certificate-transparency,eranmes/certificate-transparency,AlCutter/certificate-transparency,grandamp/certificate-transparency,AlCutter/certificate-transparency,kyprizel/certificate-transparency,phad/certificate-transparency,AlCutter/certificate-transparency,phad/certificate-transparency,google/certificate-transparency,pphaneuf/certificate-transparency,phad/certificate-transparency,kyprizel/certificate-transparency,pphaneuf/certificate-transparency,kyprizel/certificate-transparency,kyprizel/certificate-transparency,pphaneuf/certificate-transparency,kyprizel/certificate-transparency,eranmes/certificate-transparency,RJPercival/certificate-transparency,phad/certificate-transparency,taknira/certificate-transparency,taknira/certificate-transparency,katjoyce/certificate-transparency,taknira/certificate-transparency,RJPercival/certificate-transparency,katjoyce/certificate-transparency,kyprizel/certificate-transparency