openssl packages

brew reinstall openssl@1.1

wget https://cran.r-project.org/src/contrib/openssl_1.4.2.tar.gz

R CMD INSTALL --configure-vars='INCLUDE_DIR=/usr/local/opt/openssl@1.1/include LIB_DIR=/usr/local/opt/openssl@1.1/lib' openssl_1.4.2.tar.gz