CMake warning has occurred.
Straight dump of the error message:
CMake Warning at /opt/ros/kinetic/share/catkin/cmake/catkinConfig.cmake:76 (find_package):
Could not find a package configuration file provided by
"interactive_markers" with any of the following names:
interactive_markersConfig.cmake
interactive_markers-config.cmake
Add the installation prefix of "interactive_markers" to CMAKE_PREFIX_PATH
or set "interactive_markers_DIR" to a directory containing one of the above
files. If "interactive_markers" provides a separate development package or
SDK, be sure it has been installed.
Call Stack (most recent call first):
turtlebot3/turtlebot3_example/CMakeLists.txt:10 (find_package)