PyDict_Next: update doc to indicate that pkey and pvalue return values are
borrowed references.
diff --git a/Doc/api/concrete.tex b/Doc/api/concrete.tex
index 5c71b3a..1c20876 100644
--- a/Doc/api/concrete.tex
+++ b/Doc/api/concrete.tex
@@ -1779,7 +1779,8 @@
dictionary, and false once all pairs have been reported. The
parameters \var{pkey} and \var{pvalue} should either point to
\ctype{PyObject*} variables that will be filled in with each key and
- value, respectively, or may be \NULL.
+ value, respectively, or may be \NULL. Any references returned through
+ them are borrowed.
For example: