diff --git a/src/proto/if_python.pro b/src/proto/if_python.pro
new file mode 100644
index 0000000..793b6ee
--- /dev/null
+++ b/src/proto/if_python.pro
@@ -0,0 +1,8 @@
+/* if_python.c */
+int python_enabled __ARGS((int verbose));
+void python_end __ARGS((void));
+void ex_python __ARGS((exarg_T *eap));
+void ex_pyfile __ARGS((exarg_T *eap));
+void python_buffer_free __ARGS((buf_T *buf));
+void python_window_free __ARGS((win_T *win));
+/* vim: set ft=c : */