bump major after zlib update

diff --git a/lib/libz/shlib_version b/lib/libz/shlib_version
index 3066b97..9c15516 100644 (file)
--- a/lib/libz/shlib_version
+++ b/lib/libz/shlib_version
@@ -1,2 +1,2 @@
-major=5
+major=6
 minor=0