set(icuLibs data i18n uc)
find_package(ICU 54.1 COMPONENTS ${icuLibs})

if(ICU_FOUND)
    include_directories(SYSTEM ${ICU_INCLUDE_DIRS})
    link_directories(${ICU_LIBRARY_DIRS})
    add_definitions(-DHAVE_ICU=1)
endif(ICU_FOUND)