update FIXME labels

libc-test/build.rs

@@ -350,7 +350,7 @@ fn test_apple(target: &str) {
             // FIXME(macos): Requires the macOS 14.4 SDK.
             "os_sync_wake_by_address_flags_t" | "os_sync_wait_on_address_flags_t" => true,
 
-            // FIXME(ctest): "'__uint128' undeclared" in C
+            // FIXME(macos): "'__uint128' undeclared" in C
             "__uint128" => true,
 
             _ => false,
@@ -459,7 +459,7 @@ fn test_apple(target: &str) {
             s if s.ends_with("_nsec") && struct_.starts_with("stat") => {
                 s.replace("e_nsec", "espec.tv_nsec")
             }
-            // FIXME(ctest): sigaction actually contains a union with two variants:
+            // FIXME(macos): sigaction actually contains a union with two variants:
             // a sa_sigaction with type: (*)(int, struct __siginfo *, void *)
             // a sa_handler with type sig_t
             "sa_sigaction" if struct_ == "sigaction" => "sa_handler".to_string(),
@@ -468,7 +468,7 @@ fn test_apple(target: &str) {
     });
 
     cfg.skip_roundtrip(move |s| match s {
-        // FIXME(ctest): this type has the wrong ABI
+        // FIXME(macos): this type has the wrong ABI
         "max_align_t" if i686 => true,
         // Can't return an array from a C function.
         "uuid_t" | "vol_capabilities_set_t" => true,