+extern int xi_opcode; /* xinput extension op code */
+XDeviceInfo* find_device_info( Display *display, char *name, Bool only_extended);
+#if HAVE_XI2
+XIDeviceInfo* xi2_find_device_info(Display *display, char *name);
+int xinput_version(Display* display);
+#endif
+
+int get_feedbacks( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);
+int set_ptr_feedback( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);
+int get_button_map( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);
+int set_button_map( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);
+int set_pointer( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);
+
+int set_mode( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);
+int list( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);
+int test( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);
+int version( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);
+int set_integer_feedback( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);
+int query_state( Display* display, int argc, char *argv[], char *prog_name, char *prog_desc);