# std::optional/<regex> in the vendored SIU core need C++17.
CXX_STD = CXX17
# Portable: no GNU-make extensions (CRAN policy). -lcurl resolves once the
# SystemRequirement libcurl (deb: libcurl4-openssl-dev, rpm: libcurl-devel)
# is installed. There is nothing else to link: the post-quantum schemes
# -- XMSS, ML-DSA (FIPS 204) and SLH-DSA (FIPS 205) -- are all
# implemented in this directory, so there is no optional library to
# detect and no ./configure step.
PKG_LIBS = -lcurl
