make[6]: Entering directory `/var/tmp/portage/net-dns/pdns-3.3.1/work/pdns-3.3.1/pdns/backends/bind' /bin/sh ../../../ylwrap bindparser.yy y.tab.c bindparser.cc y.tab.h `echo bindparser.cc | sed -e s/cc$/hh/ -e s/cpp$/hpp/ -e s/cxx$/hxx/ -e s/c++$/h++/ -e s/c$/h/` y.output bindparser.output -- yacc -d --verbose --debug ../../../ylwrap: line 178: yacc: command not found
It shouldn't be invoking yacc in the first place as the generated parser ships with the tarball. automake now generates .hh instead of .h, I've fixed this by copying over the generated file.