pythoncapi
diff --git a/‎Misc/NEWS.d/next/Core and Builtins/2017-12-22-13-28-07.bpo-32390.QPj083.rst‎
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diff --git a/‎Modules/posixmodule.c‎
Lines changed: 6 additions & 0 deletions b/‎Modules/posixmodule.c‎
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@@ -0,0 +1 @@
+Fix the compilation failure on AIX after the f_fsid field has been added to the object returned by os.statvfs() (issue #32143). Original patch by Michael Felt.
@@ -9336,7 +9336,13 @@ _pystatvfs_fromstructstatvfs(struct statvfs st) {
     PyStructSequence_SET_ITEM(v, 8, PyLong_FromLong((long) st.f_flag));
     PyStructSequence_SET_ITEM(v, 9, PyLong_FromLong((long) st.f_namemax));
 #endif
+/* The _ALL_SOURCE feature test macro defines f_fsid as a structure
+ * (issue #32390). */
+#if defined(_AIX) && defined(_ALL_SOURCE)
+    PyStructSequence_SET_ITEM(v, 10, PyLong_FromUnsignedLong(st.f_fsid.val[0]));
+#else
     PyStructSequence_SET_ITEM(v, 10, PyLong_FromUnsignedLong(st.f_fsid));
+#endif
     if (PyErr_Occurred()) {
         Py_DECREF(v);
         return NULL;
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+Fix the compilation failure on AIX after the f_fsid field has been added to the object returned by os.statvfs() (issue #32143). Original patch by Michael Felt.`