fix(macros/generate/host/host/type): The function type is a c pointer

src/macros/generate/convert/host/rust/type/mod.rs

@@ -45,10 +45,10 @@ impl Type {
         let inputs: Vec<TokenStream2> = inputs
             .iter()
             .map(|r#type| &r#type.r#type)
-            .map(Type::to_rust)
+            .map(Type::to_c)
             .collect();
         let output = if let Some(output) = output {
-            let output = output.to_rust();
+            let output = output.to_c();
             quote! {
                 -> #output
             }
@@ -57,7 +57,7 @@ impl Type {
         };
 
         quote! {
-            fn(#(#inputs),*) #output
+            extern "C" fn(#(#inputs),*) #output
         }
     }
     pub fn to_rust_typical(identifier: &Identifier, generic_args: &Vec<Type>) -> TokenStream2 {