WIP: improve Linux audio support

src/state/audio.rs

@@ -77,6 +77,7 @@ pub struct AudioConfig {
     pub buffer_size: u32,
     pub max_voices: usize,
     pub sample_rate: f32,
+    pub host_name: String,
     pub sample_paths: Vec<PathBuf>,
     pub sample_count: usize,
     pub refresh_rate: RefreshRate,
@@ -95,6 +96,7 @@ impl Default for AudioConfig {
             buffer_size: 512,
             max_voices: 32,
             sample_rate: 44100.0,
+            host_name: String::new(),
             sample_paths: Vec::new(),
             sample_count: 0,
             refresh_rate: RefreshRate::default(),