Warnings about static settings set

[ahoarau]

It works fine, but I'd like to know more about this :

In file included from /orocos-2.9_ws/install/include/rtt/deployment/ComponentLoader.hpp:7:0,
                 from /rtt_ros-2.9_ws/src/rtt_kdl_msgs-master/src/ros_kdl_msgs_typekit.cpp:14:
/orocos-2.9_ws/install/include/rtt/Component.hpp:174:2: warning: #warning "You're compiling with static library settings. The resulting component library  will not be loadable at runtime with the deployer. Compile with -DRTT_COMPONENT to enable dynamic loadable components,  or use -DRTT_STATIC to suppress this warning." [-Wcpp]
 #warning "You're compiling with static library settings. The resulting component library \