sp.disable_function.function("system").drop().cidr("192.168.0.1/16");
sp.disable_function.function("system").drop().cidr("127.0.0.1/8");
sp.disable_function.function("printf").drop().cidr("10.0.0.1/8");
sp.disable_function.function("strpos").drop().cidr("0:0:0:0:0:0:0:1/128");
sp.disable_function.function("strpos").drop().cidr("::ffff:192.0.2.128/128");
sp.disable_function.function("strpos").drop().cidr("2001:ab9:a::123/64");
sp.disable_function.function("strpos").drop().cidr("2001:0db8:0000:0000:0000:ff00:0042:8329/24");
sp.disable_function.function("printf").drop().cidr("2002:0db8:0000:0000:0000:ff00:0042:8329/24");