Fix desktop build

Author: thejpster

src/commands/fs.rs

@@ -14,6 +14,7 @@ pub static DIR_ITEM: menu::Item<Ctx> = menu::Item {
     help: Some("Dir the root directory on block device 0"),
 };
 
+#[cfg(target_os = "none")]
 pub static LOAD_ITEM: menu::Item<Ctx> = menu::Item {
     item_type: menu::ItemType::Callback {
         function: load,

src/commands/ram.rs

@@ -87,8 +87,10 @@ pub struct Api {
     pub print: extern "C" fn(data: *const u8, len: usize),
 }
 
+#[allow(unused)]
 static CALLBACK_TABLE: Api = Api { print: print_fn };
 
+#[allow(unused)]
 extern "C" fn print_fn(data: *const u8, len: usize) {
     let slice = unsafe { core::slice::from_raw_parts(data, len) };
     if let Ok(s) = core::str::from_utf8(slice) {