patch 8.0.0123
Problem:    Modern Sun compilers define "__sun" instead of "sun".
Solution:   Use __sun. (closes #1296)
diff --git a/src/version.c b/src/version.c
index 0698606..536d218 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    123,
+/**/
     122,
 /**/
     121,