Removed objc_new(). The idea is to remove all the objc_* functions that aren't prefixed with C. (except objc_getClass()).

delegate_darwin.go

@@ -64,7 +64,7 @@ func mkAppDelegate() error {
 	if err != nil {
 		return fmt.Errorf("error adding NSApplication delegate buttonClicked: method (to handle button clicks): %v", err)
 	}
-	appDelegate = objc_new(objc_getClass(_goAppDelegate))
+	appDelegate = C.objc_msgSend_noargs(objc_getClass(_goAppDelegate), _new)
 	return nil
 }
 

dialog_darwin.go

@@ -31,7 +31,7 @@ func _msgBox(primarytext string, secondarytext string, style uintptr, button0 st
 	ret := make(chan struct{})
 	defer close(ret)
 	uitask <- func() {
-		box := objc_new(_NSAlert)
+		box := C.objc_msgSend_noargs(_NSAlert, _new)
 		C.objc_msgSend_id(box, _setMessageText, toNSString(primarytext))
 		C.objc_msgSend_id(box, _setInformativeText, toNSString(secondarytext))
 		objc_msgSend_uint(box, _setAlertStyle, style)

listbox_darwin.go

@@ -85,7 +85,7 @@ var (
 )
 
 func newListboxArray() C.id {
-	array := objc_new(_NSArrayController)
+	array := C.objc_msgSend_noargs(_NSArrayController, _new)
 	C.objc_msgSend_bool(array, _setAutomaticallyRearrangesObjects, C.BOOL(C.NO))
 	return array
 }

objc_darwin.go

@@ -43,10 +43,6 @@ func objc_alloc(class C.id) C.id {
 	return C.objc_msgSend_noargs(class, _alloc)
 }
 
-func objc_new(class C.id) C.id {
-	return C.objc_msgSend_noargs(class, _new)
-}
-
 func objc_release(obj C.id) {
 	C.objc_msgSend_noargs(obj, _release)
 }

uitask_darwin.go

@@ -41,7 +41,7 @@ func ui(main func()) error {
 	go func() {
 		for f := range uitask {
 			// we need to make an NSAutoreleasePool, otherwise we get leak warnings on stderr
-			pool := objc_new(_NSAutoreleasePool)
+			pool := C.objc_msgSend_noargs(_NSAutoreleasePool, _new)
 			fp := C.objc_msgSend_ptr(_NSValue, _valueWithPointer,
 				unsafe.Pointer(&f))
 			C.objc_msgSend_sel_id_bool(