@@ -6,12 +6,11 @@
 HAVE_DOT = NO
 GENERATE_LATEX = NO
 HIDE_UNDOC_CLASSES = YES
 HIDE_UNDOC_MEMBERS = YES
 TYPEDEF_HIDES_STRUCT = YES
-PREDEFINED = __OBJC__						\
-	     _Nonnull=						\
+PREDEFINED = _Nonnull=						\
 	     _Nullable=						\
 	     DOXYGEN						\
 	     OF_BOXABLE=					\
 	     OF_CONSUMED=					\
 	     OF_DESIGNATED_INITIALIZER=				\