CMAKE_FIND_LIBRARY_CUSTOM_LIB_SUFFIX

Specify a <suffix> to tell the find_library() command to search in a lib<suffix> directory before each lib directory that would normally be searched.

This overrides the behavior of related global properties:

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https://cmake.org/cmake/help/v3.15/variable/CMAKE_FIND_LIBRARY_CUSTOM_LIB_SUFFIX.html