bpo-33029: Fix signatures of getter and setter functions. (GH-10746)


Fix also return type for few other functions (clear, releasebuffer).
(cherry picked from commit d4f9cf5545d6d8844e0726552ef2e366f5cc3abd)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
diff --git a/Modules/_csv.c b/Modules/_csv.c
index 180f3be..dd0b3c8 100644
--- a/Modules/_csv.c
+++ b/Modules/_csv.c
@@ -159,31 +159,31 @@
 }
 
 static PyObject *
-Dialect_get_lineterminator(DialectObj *self)
+Dialect_get_lineterminator(DialectObj *self, void *Py_UNUSED(ignored))
 {
     return get_string(self->lineterminator);
 }
 
 static PyObject *
-Dialect_get_delimiter(DialectObj *self)
+Dialect_get_delimiter(DialectObj *self, void *Py_UNUSED(ignored))
 {
     return get_nullchar_as_None(self->delimiter);
 }
 
 static PyObject *
-Dialect_get_escapechar(DialectObj *self)
+Dialect_get_escapechar(DialectObj *self, void *Py_UNUSED(ignored))
 {
     return get_nullchar_as_None(self->escapechar);
 }
 
 static PyObject *
-Dialect_get_quotechar(DialectObj *self)
+Dialect_get_quotechar(DialectObj *self, void *Py_UNUSED(ignored))
 {
     return get_nullchar_as_None(self->quotechar);
 }
 
 static PyObject *
-Dialect_get_quoting(DialectObj *self)
+Dialect_get_quoting(DialectObj *self, void *Py_UNUSED(ignored))
 {
     return PyLong_FromLong(self->quoting);
 }