--- a/mercurial/configitems.py Sat Apr 14 00:13:08 2018 -0700
+++ b/mercurial/configitems.py Sun Apr 15 22:28:03 2018 -0400
@@ -944,6 +944,9 @@
coreconfigitem('server', 'zliblevel',
default=-1,
)
+coreconfigitem('server', 'zstdlevel',
+ default=3,
+)
coreconfigitem('share', 'pool',
default=None,
)