Grab the protoc prefix from pkg-config
Grab the protoc prefix from pkg-config

ShaperTools/openhtf,google/openhtf,google/openhtf,fahhem/openhtf,ShaperTools/openhtf,ShaperTools/openhtf,grybmadsci/openhtf,grybmadsci/openhtf,amyxchen/openhtf,jettisonjoe/openhtf,fahhem/openhtf,grybmadsci/openhtf,jettisonjoe/openhtf,google/openhtf,fahhem/openhtf,google/openhtf,jettisonjoe/openhtf,amyxchen/openhtf,jettisonjoe/openhtf,fahhem/openhtf,ShaperTools/openhtf,ShaperTools/openhtf,grybmadsci/openhtf