patch 9.0.1110: build fails on Mac OS X 10.4/10.5

Problem:    Build fails on Mac OS X 10.4/10.5 .
Solution:   Check if the dispatch/dispatch.h header exists. (Evan Miller,
            closes #11746)

src/version.c

@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1110,
 /**/
     1109,
 /**/