yum update -y yum install gcc cmake gmp gmp-devel libpcap-devel gengetopt byacc flex -y yum install json-c-doc.noarch json-c.i686 json-c.x86_64 json-c-devel.i686 json-c-devel.x86_64 -y yum install epel-release -y yum install gengetopt -y wget https://github.com/zmap/zmap/archive/v2.1.0.tar.gz tar -xvf v2.1.0.tar.gz cd zmap-2.1.0 flex -o "src/lexer.c" --header-file="src/lexer.h" "src/lexer.l" byacc -d -o "src/parser.c" "src/parser.y" mkdir /etc/zmap cp conf/* /etc/zmap cmake -DENABLE_HARDENING=ON make make install cd