Cleanup: Unused parameters and function warnings on macOS

Pull Request: https://projects.blender.org/blender/blender/pulls/120775

source/blender/editors/space_userpref/userpref_ops.cc

@@ -785,10 +785,11 @@ static bool associate_blend_poll(bContext *C)
 #endif
 }
 
+#if !defined(__APPLE__)
 static bool assosiate_blend(bool do_register, bool all_users, char **error_msg)
 {
   const bool result = WM_platform_assosiate_set(do_register, all_users, error_msg);
-#ifdef WIN32
+#  ifdef WIN32
   if ((result == false) &&
       /* For some reason the message box isn't shown in this case. */
       (all_users == false))
@@ -797,9 +798,10 @@ static bool assosiate_blend(bool do_register, bool all_users, char **error_msg)
                                     "Unable to unregister file association";
     MessageBox(0, msg, "Blender", MB_OK | MB_ICONERROR);
   }
-#endif /* !WIN32 */
+#  endif /* !WIN32 */
   return result;
 }
+#endif
 
 static int associate_blend_exec(bContext * /*C*/, wmOperator *op)
 {

source/blender/windowmanager/intern/wm_platform.cc

@@ -51,6 +51,7 @@ bool WM_platform_assosiate_set(bool do_register, bool all_users, char **r_error_
   }
 #elif defined(__APPLE__)
   /* Pass. */
+  UNUSED_VARS(do_register, all_users);
 #else
   {
     BPy_RunErrInfo err_info = {};