Issue #28761: The fields name and doc of structures PyMemberDef, PyGetSetDef,
PyStructSequence_Field, PyStructSequence_Desc, and wrapperbase are now of
type "const char *" rather of "char *".
diff --git a/Include/structmember.h b/Include/structmember.h
index 5da8a46..b54f708 100644
--- a/Include/structmember.h
+++ b/Include/structmember.h
@@ -16,11 +16,11 @@
    pointer is NULL. */
 
 typedef struct PyMemberDef {
-    char *name;
+    const char *name;
     int type;
     Py_ssize_t offset;
     int flags;
-    char *doc;
+    const char *doc;
 } PyMemberDef;
 
 /* Types */