cqueues does not really like libressl, so
env ALL_LDFLAGS="$(pkg-config --libs eopenssl36) -Wl,-rpath=/usr/local/lib/eopenssl36" \
luarocks install --local --force cqueues OPENSSL_INCDIR=/usr/local/include/eopenssl36/
to force openssl from packages. cqueues goofy makefile doesn't look at LDFLAGS.
for added fun, http rock
env ALL_LDFLAGS="$(pkg-config --libs eopenssl36) -Wl,-rpath=/usr/local/lib/eopenssl36" \