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-rw-r--r--make/stub_includes/x11/window-system.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/make/stub_includes/x11/window-system.c b/make/stub_includes/x11/window-system.c
index 00b474899..20cb91a08 100644
--- a/make/stub_includes/x11/window-system.c
+++ b/make/stub_includes/x11/window-system.c
@@ -36,6 +36,9 @@ extern int XFreePixmap(
Pixmap /* pixmap */
);
+// Helper routine for querying whether Xinerama is enabled.
+Bool XineramaEnabled(Display* display);
+
// Routines for changing gamma settings.
// Note that these are not currently supported on Solaris.
Bool XF86VidModeGetGammaRampSize(