diff --git a/os/macosx/macos.m b/os/macosx/macos.m
new file mode 100644
--- /dev/null
+++ b/os/macosx/macos.m
@@ -0,0 +1,15 @@
+#include <AppKit/AppKit.h>
+
+/*
+ * This file contains objective C
+ * Apple uses objective C instead of plain C to interact with OS specific/native functions
+ *
+ * Note: TrueLight's crosscompiler can handle this, but it likely needs a manual modification for each change in this file.
+ * To insure that the crosscompiler still works, let him try any changes before they are committed
+ */
+
+void ShowMacDialog ( const char *title, const char *message, const char *buttonLabel )
+{
+	NSRunAlertPanel([NSString stringWithCString: title], [NSString stringWithCString: message], [NSString stringWithCString: buttonLabel], nil, nil);
+}
+