configure.ac | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index db973f7..64a0e37 100644
--- a/configure.ac
+++ b/configure.ac
@@ -330,7 +330,13 @@ AC_SUBST(SHELL_CMD)
 
 PKG_CHECK_MODULES(XDM, [xmu x11 xau xproto >= 7.0.17])
 
-PKG_CHECK_EXISTS(xinerama, [
+AC_ARG_WITH(xinerama,
+	AS_HELP_STRING([--with-xinerama],
+			[Use Xinerama (default is YES if installed)]),
+	[USE_XINERAMA="$withval"],
+	PKG_CHECK_EXISTS(xinerama, [USE_XINERAMA="yes"], [USE_XINERAMA="no"]))
+
+if test "x$USE_XINERAMA" = "xyes" ; then
 	AC_DEFINE([USE_XINERAMA], 1,
 		[Define to 1 to use XINERAMA in greeter & chooser])
 	PKG_CHECK_MODULES(XINERAMA, xinerama)
@@ -338,7 +344,7 @@ PKG_CHECK_EXISTS(xinerama, [
 	CHOOSER_LIBS="$CHOOSER_LIBS $XINERAMA_LIBS"
 	GREETER_CFLAGS="$GREETER_CFLAGS $XINERAMA_CFLAGS"
 	GREETER_LIBS="$GREETER_LIBS $XINERAMA_LIBS"
-])
+fi
 
 # Xft text drawing for the greeter screen
 AC_ARG_WITH(xft,
-- 
2.19.2