updated for version 7.4.068

Problem:    Cannot build Vim on Mac with non-Apple compilers.
Solution:   Remove the -no-cpp-precomp flag. (Misty De Meo)

src/version.c

@@ -738,6 +738,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    68,
 /**/
     67,
 /**/