diff --git a/Mac/Python/macglue.c b/Mac/Python/macglue.c
index 1f5ce0e..1266b59 100644
--- a/Mac/Python/macglue.c
+++ b/Mac/Python/macglue.c
@@ -104,13 +104,13 @@
 
 /* Declared in macfsmodule.c: */
 extern FSSpec *mfs_GetFSSpecFSSpec();
-extern PyObject *newmfssobject Py_PROTO((FSSpec *));
+extern PyObject *newmfssobject(FSSpec *);
 
 /* Interrupt code variables: */
 static int interrupted;			/* Set to true when cmd-. seen */
-static RETSIGTYPE intcatcher Py_PROTO((int));
+static RETSIGTYPE intcatcher(int);
 
-static int PyMac_Yield Py_PROTO((void));
+static int PyMac_Yield(void);
 
 /*
 ** These are the real scheduling parameters that control what we check
diff --git a/Mac/Python/macmain.c b/Mac/Python/macmain.c
index e773fd7..8b2a1fd 100644
--- a/Mac/Python/macmain.c
+++ b/Mac/Python/macmain.c
@@ -62,8 +62,8 @@
 
 PyMac_PrefRecord options;
 
-static void Py_Main Py_PROTO((int, char **)); /* Forward */
-void PyMac_Exit Py_PROTO((int)); /* Forward */
+static void Py_Main(int, char **); /* Forward */
+void PyMac_Exit(int); /* Forward */
 
 static void init_appearance()
 {