==== at a fresh CentOS 7.6 from minimal; system updated, vasics set up (eg. ssh, firewalld) and devtoolset-8
# yum install wget gcc gcc-c++ flex bison make bind bind-libs bind-utils openssl openssl-devel perl quota libaio \
libcom_err-devel libcurl-devel gd zlib-devel zip unzip libcap-devel...