Merge "Support building libwatchdog against musl" am: 01f1d345e2 am: 1e8f666430 am: acd4dfa559 am: 2ffa2143a3

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1931917

Change-Id: Ie8bc782a7135c448a49a942a2b8d7a3e767a6d66
diff --git a/media/libwatchdog/Android.bp b/media/libwatchdog/Android.bp
index 411c206..5506a73 100644
--- a/media/libwatchdog/Android.bp
+++ b/media/libwatchdog/Android.bp
@@ -39,7 +39,7 @@
         darwin: {
             enabled: false,
         },
-        linux_glibc: {
+        glibc: {
             cflags: [
                 "-Dsigev_notify_thread_id=_sigev_un._tid",
             ],