mercurial/parsers.c

--- a/mercurial/parsers.c	Fri Nov 06 11:08:11 2015 -0500
+++ b/mercurial/parsers.c	Sat Nov 07 17:43:20 2015 +0900
@@ -2692,7 +2692,7 @@
 
 static PyObject *fm1readmarkers(PyObject *self, PyObject *args) {
 	const char *data, *dataend;
-	Py_ssize_t datalen;
+	int datalen;
 	Py_ssize_t offset, stop;
 	PyObject *markers = NULL;