commit https://github.com/vim/vim/commit/88e484bf1b0afb5f2dec44f19335729578ace66a Author: Bram Moolenaar <Bram@vim.org> Date: Tue Nov 24 15:38:44 2015 +0100 patch 7.4.938 Problem: X11 and GTK have moure mouse buttons than Vim supports. Solution: Recognize more mouse buttons. (Benoit Pierre, closes https://github.com/vim/vim/issues/498)

--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    938,
+/**/
     937,
 /**/
     936,