Patched to compile on pre-C99 compilers.
diff --git a/src/video/x11/SDL_x11mouse.c b/src/video/x11/SDL_x11mouse.c
index d3ec619..6a0207e 100644
--- a/src/video/x11/SDL_x11mouse.c
+++ b/src/video/x11/SDL_x11mouse.c
@@ -378,6 +378,7 @@ X11_GetGlobalMouseState(int *x, int *y)
int rootx, rooty, winx, winy;
unsigned int mask;
if (X11_XQueryPointer(display, RootWindow(display, data->screen), &root, &child, &rootx, &rooty, &winx, &winy, &mask)) {
+ XWindowAttributes root_attrs;
Uint32 retval = 0;
retval |= (mask & Button1Mask) ? SDL_BUTTON_LMASK : 0;
retval |= (mask & Button2Mask) ? SDL_BUTTON_MMASK : 0;
@@ -386,7 +387,6 @@ X11_GetGlobalMouseState(int *x, int *y)
* (observed on dual monitor setup with primary display being the rightmost one - mouse was offset to the right).
*
* Adding root position to root-relative coordinates seems to be a better way to get absolute position. */
- XWindowAttributes root_attrs;
X11_XGetWindowAttributes(display, root, &root_attrs);
*x = root_attrs.x + rootx;
*y = root_attrs.y + rooty;