+
+/*
+ * Constants returned by device_implementation_flags_method
+ */
+
+/* Set when device uses pixel-based geometry */
+#define XDEVIMPF_PIXEL_GEOMETRY 0x00000001L
+
+/* Indicates that the device is a printer */
+#define XDEVIMPF_IS_A_PRINTER 0x00000002L
+
+/* Do not automatically redisplay this device */
+#define XDEVIMPF_NO_AUTO_REDISPLAY 0x00000004L
+
+/* Do not delete the device when last frame's gone */
+#define XDEVIMPF_FRAMELESS_OK 0x00000008L
+
+/* Do not preempt resiaply of frame or device once it starts */
+#define XDEVIMPF_DONT_PREEMPT_REDISPLAY 0x00000010L
+