all: exec format rsa-runner simple exec: exec.c gcc -o exec exec.c chown root:exec exec chmod 2755 exec format: format.c gcc -o format format.c chown root:format format chmod 2755 format rsa-runner: rsa-runner.c gcc -o rsa-runner rsa-runner.c chown root:rsa rsa-runner chmod 2755 rsa-runner simple: simple.c gcc -o simple simple.c chown root:simple simple chmod 2755 simple