Issue #7228:  Fix format mismatch when printing something of type off_t.
(Should silence some compiler warnings.)
diff --git a/Modules/_io/bufferedio.c b/Modules/_io/bufferedio.c
index 9aa7d4b..3ab7906 100644
--- a/Modules/_io/bufferedio.c
+++ b/Modules/_io/bufferedio.c
@@ -582,7 +582,8 @@
     if (n < 0) {
         if (!PyErr_Occurred())
             PyErr_Format(PyExc_IOError,
-                         "Raw stream returned invalid position %zd", n);
+                         "Raw stream returned invalid position %" PY_PRIdOFF,
+			 (PY_OFF_T_COMPAT)n);
         return -1;
     }
     self->abs_pos = n;
@@ -614,7 +615,8 @@
     if (n < 0) {
         if (!PyErr_Occurred())
             PyErr_Format(PyExc_IOError,
-                         "Raw stream returned invalid position %zd", n);
+                         "Raw stream returned invalid position %" PY_PRIdOFF,
+			 (PY_OFF_T_COMPAT)n);
         return -1;
     }
     self->abs_pos = n;