fix turmoil builds on non-linux

.github/workflows/ci.yml

@@ -89,15 +89,17 @@ jobs:
           args: --all -- --check
 
   clippy:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
+        os: [ubuntu-latest, macOS-latest, windows-latest]
+        args: ["-D warnings"]
+        toolchain: ["stable"]
         include:
-          - toolchain: stable
-            # fail on stable warnings
-            args: "-D warnings"
+          # don't fail on any new clippy warnings
           - toolchain: beta
+            os: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
         with:
@@ -808,4 +810,3 @@ jobs:
         env:
           RUST_LOG: trace
         run: cargo xtask ci
-

quic/s2n-quic-platform/src/features/gso.rs

@@ -130,6 +130,12 @@ mod gso_disabled {
         pub fn max_segments(&self) -> usize {
             1
         }
+
+        #[inline]
+        #[allow(dead_code)] // this may or may not be used on certain platforms
+        pub fn disable(&self) {
+            // it's already disabled
+        }
     }
 
     impl From<MaxSegments> for Gso {