Define NSAppKitVersionNumber10_10_Max for legaxy Xcode

Author: splhack

src/MacVim/MacVim.h

@@ -345,9 +345,13 @@ typedef unsigned int NSUInteger;
 # define NSINTEGER_DEFINED 1
 #endif
 
-#ifndef NSAppKitVersionNumber10_4  // Needed for pre-10.5 SDK
+// Needed for pre-10.5 SDK
+#ifndef NSAppKitVersionNumber10_4
 # define NSAppKitVersionNumber10_4 824
 #endif
+#ifndef NSAppKitVersionNumber10_10_Max
+# define NSAppKitVersionNumber10_10_Max 1349
+#endif
 
 #ifndef CGFLOAT_DEFINED
     // On Leopard, CGFloat is float on 32bit and double on 64bit. On Tiger,