If WITH_ICU is ON, ICU is detected via the standard cmake find_package(ICU). The following variables are set:
ICU_FOUND | ON if icu was found |
ICU_I18N_FOUND | ON if the i18n part (whatever that is) of ICU was found. |
ICU_INCLUDE_DIRS | path to ICU headers |
ICU_LIBRARIES | full paths to ICU libraries |
ICU_I18N_LIBRARIES | full paths to the i18n libraries |