--- a/mercurial/util.py	Mon Aug 29 17:48:14 2016 -0700
+++ b/mercurial/util.py	Tue Aug 30 09:22:53 2016 -0700
@@ -1213,7 +1213,7 @@
 
 # File system features
 
-def checkcase(path):
+def fscasesensitive(path):
     """
     Return true if the given path is on a case-sensitive filesystem