define this value if it's not in the system headers

--HG-- extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%403464
2009-01-05 06:35:16 +00:00 · 2009-01-05 06:35:16 +00:00 · b1aa228b9c
commit b1aa228b9c
parent 3209bc5b6d
1 changed files with 3 additions and 0 deletions
--- a/src/video/x11/SDL_x11mouse.c
+++ b/src/video/x11/SDL_x11mouse.c
@ -122,6 +122,9 @@ X11_InitMouse(_THIS)
                    } else {
                        SDL_AddMouse(&mouse, DevList[i].name, 0, 0, 1);
                    }
+#ifndef IsXExtensionPointer
+#define IsXExtensionPointer 4
+#endif
                    if (DevList[i].use == IsXExtensionPointer) {
                        ++num_mice;
                    }