Index: src/runtime/ObjFWRT.h
==================================================================
--- src/runtime/ObjFWRT.h
+++ src/runtime/ObjFWRT.h
@@ -178,10 +178,20 @@
 struct objc_property_list {
 	unsigned int count;
 	struct objc_property_list *_Nullable next;
 	struct objc_property properties[1];
 };
+
+struct objc_method_description {
+	const char *_Nonnull name;
+	const char *_Nonnull typeEncoding;
+};
+
+struct objc_method_description_list {
+	int count;
+	struct objc_method_description list[1];
+};
 
 #ifdef __OBJC__
 # if __has_attribute(__objc_root_class__)
 __attribute__((__objc_root_class__))
 # endif
@@ -192,12 +202,12 @@
 typedef struct {
 #endif
 	Class _Nonnull isa;
 	const char *_Nonnull name;
 	struct objc_protocol_list *_Nullable protocolList;
-	struct objc_abi_method_description_list *_Nullable instanceMethods;
-	struct objc_abi_method_description_list *_Nullable classMethods;
+	struct objc_method_description_list *_Nullable instanceMethods;
+	struct objc_method_description_list *_Nullable classMethods;
 #ifdef __OBJC__
 }
 @end
 #else
 } Protocol;

Index: src/runtime/private.h
==================================================================
--- src/runtime/private.h
+++ src/runtime/private.h
@@ -70,20 +70,10 @@
 	struct objc_abi_method_list *_Nullable instanceMethods;
 	struct objc_abi_method_list *_Nullable classMethods;
 	struct objc_protocol_list *_Nullable protocols;
 };
 
-struct objc_abi_method_description {
-	const char *_Nonnull name;
-	const char *_Nonnull typeEncoding;
-};
-
-struct objc_abi_method_description_list {
-	int count;
-	struct objc_abi_method_description list[1];
-};
-
 struct objc_abi_static_instances {
 	const char *_Nonnull className;
 	id _Nullable instances[1];
 };