global-controls-over-find-locations
-----------------------------------

* The :command:`find_file`, :command:`find_library`, :command:`find_path`,
  :command:`find_package`, and :command:`find_program` commands have learned to
  check the following variables to control searching

  * :variable:`CMAKE_FIND_USE_CMAKE_ENVIRONMENT_PATH` - Controls the searching
    the cmake-specific environment variables.

  * :variable:`CMAKE_FIND_USE_CMAKE_PATH` - Controls the searching the
    cmake-specific cache variables.

  * :variable:`CMAKE_FIND_USE_CMAKE_SYSTEM_PATH` - Controls the searching
    cmake platform specific variables.

  * :variable:`CMAKE_FIND_USE_PACKAGE_ROOT_PATH` - Controls the searching of
    :variable:`<PackageName>_ROOT` variables.

  * :variable:`CMAKE_FIND_USE_SYSTEM_ENVIRONMENT_PATH` - Controls the searching
    the standard system environment variables.
