patch 7.4.1708
Problem:    New regexp engine does not work properly with EBCDIC.
Solution:   Define equivalence class characters. (Owen Leibman)
diff --git a/src/version.c b/src/version.c
index 2f1e01b..2f36539 100644
--- a/src/version.c
+++ b/src/version.c
@@ -749,6 +749,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1708,
+/**/
     1707,
 /**/
     1706,