/* Fetch the instruction at PC. */
extern unsigned long sparc_fetch_instruction (CORE_ADDR pc);
+/* Fetch StackGhost Per-Process XOR cookie. */
+extern ULONGEST sparc_fetch_wcookie (void);
+
extern CORE_ADDR sparc_analyze_prologue (CORE_ADDR pc, CORE_ADDR current_pc,
struct sparc_frame_cache *cache);