apple: Redefine some additional clashing Mach types

While they usually are not included in a normal strongSwan build, the XPC
header indirectly defines these Mach types. To build charon-xpc, which uses
both XPC and strongSwan includes, we have to redefine these types.

src/libstrongswan/processing/processor.h

@@ -23,6 +23,8 @@
 #ifndef PROCESSOR_H_
 #define PROCESSOR_H_
 
+#include <utils/utils.h>
+
 typedef struct processor_t processor_t;
 
 #include <stdlib.h>