fix: Prefer GNU linux builds in install scripts for duckdb support, and gate duckdb support on linux hosts that are MUSL until MUSL support is added

src/config/update.rs

@@ -68,9 +68,32 @@ fn normalize_version(requested: Option<String>) -> Option<String> {
     }
 }
 
+fn host_has_glibc() -> bool {
+    if process::Command::new("getconf")
+        .arg("GNU_LIBC_VERSION")
+        .output()
+        .is_ok_and(|out| out.status.success())
+    {
+        return true;
+    }
+    process::Command::new("ldd")
+        .arg("--version")
+        .output()
+        .is_ok_and(|out| {
+            let combined = format!(
+                "{}{}",
+                String::from_utf8_lossy(&out.stdout),
+                String::from_utf8_lossy(&out.stderr)
+            );
+            combined.to_lowercase().contains("glibc")
+        })
+}
+
 fn preferred_update_target() -> Option<&'static str> {
     match (env::consts::OS, env::consts::ARCH) {
+        ("linux", "x86_64") if host_has_glibc() => Some("x86_64-unknown-linux-gnu"),
         ("linux", "x86_64") => Some("x86_64-unknown-linux-musl"),
+        // No aarch64 gnu asset is published; musl is the only option.
         ("linux", "aarch64") => Some("aarch64-unknown-linux-musl"),
         _ => None,
     }