Make some private symbols static.
diff --git a/Python/compile.c b/Python/compile.c
index 1fb85e7..0939f05 100644
--- a/Python/compile.c
+++ b/Python/compile.c
@@ -374,7 +374,8 @@
         PyFutureFeatures *c_future; /* pointer to module's __future__ */
 };
 
-int is_free(int v)
+static int
+is_free(int v)
 {
 	if ((v & (USE | DEF_FREE))
 	    && !(v & (DEF_LOCAL | DEF_PARAM | DEF_GLOBAL)))
diff --git a/Python/exceptions.c b/Python/exceptions.c
index f262ef2..ad8021e 100644
--- a/Python/exceptions.c
+++ b/Python/exceptions.c
@@ -420,7 +420,7 @@
 }
 
 
-PyMethodDef SystemExit_methods[] = {
+static PyMethodDef SystemExit_methods[] = {
     { "__init__", SystemExit__init__, METH_VARARGS},
     {NULL, NULL}
 };
@@ -836,7 +836,7 @@
 }
 
 
-PyMethodDef SyntaxError_methods[] = {
+static PyMethodDef SyntaxError_methods[] = {
     {"__init__", SyntaxError__init__, METH_VARARGS},
     {"__str__",  SyntaxError__str__, METH_VARARGS},
     {NULL, NULL}