xinerama_save_ldflags="$LDFLAGS"
LDFLAGS="$X_LDFLAGS"

LIB_XINERAMA=

KDE_CHECK_HEADER(X11/extensions/Xinerama.h,
    [
    AC_CHECK_LIB(Xinerama,XineramaQueryExtension,
	[
        AC_DEFINE(HAVE_XINERAMA, 1, [Define if you have the Xinerama extension])
	LIB_XINERAMA="-lXinerama -lXext"
        ],
        [],
        [ $X_PRE_LIBS -lXext -lX11 $X_EXTRA_LIBS ])
     ], [],
     [
     #include <X11/Xlib.h>
     ] )

AC_SUBST(LIB_XINERAMA)
LDFLAGS="$xinerama_save_ldflags"
