+struct user_desc;
+
+extern int get_fpxregs(struct user_fxsr_struct __user *buf,
+ struct task_struct *child);
+extern int set_fpxregs(struct user_fxsr_struct __user *buf,
+ struct task_struct *tsk);
+
+extern int ptrace_get_thread_area(struct task_struct *child, int idx,
+ struct user_desc __user *user_desc);
+
+extern int ptrace_set_thread_area(struct task_struct *child, int idx,
+ struct user_desc __user *user_desc);
+
+#endif