FIND_PACKAGE(Threads) SET(SDL2_SEARCH_PATHS    /usr/local/    /usr/) FIND_PATH(SDL2_INCLUDE_DIR SDL2/SDL.h    HINTS    PATH_SUFFIXES include    PATHS ${SDL2_SEARCH_PATHS}) FIND_LIBRARY(SDL2_LIBRARY    NAMES SDL2    HINTS    PATH_SUFFIXES lib64 lib    PATHS ${SDL2_SEARCH_PATHS}) IF(MINGW)    FIND_LIBRARY(SDL2MAIN_LIBRARY        NAMES SDL2main        HINTS        PATH_SUFFIXES lib64 lib        PATHS ${SDL2_SEARCH_PATHS}    )ELSE()    SET(SDL2MAIN_LIBRARY "")ENDIF() IF(SDL2_INCLUDE_DIR AND SDL2_LIBRARY)   SET(SDL2_FOUND TRUE)ENDIF (SDL2_INCLUDE_DIR AND SDL2_LIBRARY) IF(SDL2_FOUND)    SET(SDL2_LIBRARY ${SDL2MAIN_LIBRARY} ${SDL2_LIBRARY} ${CMAKE_THREAD_LIBS_INIT})    MESSAGE(STATUS "Found SDL2: ${SDL2_LIBRARY}")ELSE(SDL2_FOUND)    MESSAGE(WARNING "Could not find SDL2")ENDIF(SDL2_FOUND)