@@ -34,10 +34,11 @@
 # import <objc/objc.h>
 #endif
 
 #ifdef OF_APPLE_RUNTIME
 # import <objc/runtime.h>
+# import <objc/message.h>
 #endif
 
 #if defined(__GNUC__)
 # define restrict __restrict__
 #elif __STDC_VERSION__ < 199901L