option(HAVE_XRES "Define to enable XRes support" on)

message(WARNING "xres library (>=1.2) not found, disabling HAVE_XRES")

check_library_exists(XRes XResClientIdsDestroy ${xres_LIBDIR} HAVE_XRES)

message(WARNING "xres lacks XResClientIdsDestroy, disabling HAVE_XRES")

foreach (_variableName
        PACKAGE
        VERSION
        DATADIR LIBDIR LOCDIR DOCDIR CFGDIR ICEHELPIDX
        CONFIG_GDK_PIXBUF_XLIB
        CONFIG_IMLIB2
        CONFIG_LIBRSVG
        CONFIG_XPM
        CONFIG_LIBPNG
        CONFIG_LIBJPEG
        CONFIG_XFREETYPE
        CONFIG_COREFONTS
        CONFIG_FRIBIDI
        CONFIG_EXTERNAL_TRAY
        XINERAMA
        HAVE_XRES
        ENABLE_LTO
        ENABLE_ALSA
        ENABLE_AO
        ENABLE_OSS
        ENABLE_NLS
        ENABLE_LOGEVENTS
        )