+#define MDP_HPUX 0x0002 /* HP-UX process */
+#define MDP_HPUXTRACE 0x0004 /* being traced by HP-UX process */
+#define MDP_HPUXMMAP 0x0008 /* VA space is multiply mapped */
+#define MDP_CCBDATA 0x0010 /* copyback caching of data (68040) */
+#define MDP_CCBSTACK 0x0020 /* copyback caching of stack (68040) */