Add missing includes.

Test: mma
Bug: None
Change-Id: I97b9e5e1b6e8b3126a8668460a8c99e4ef1a907d
diff --git a/media/libaaudio/examples/loopback/src/loopback.cpp b/media/libaaudio/examples/loopback/src/loopback.cpp
index df0df04..be833e6 100644
--- a/media/libaaudio/examples/loopback/src/loopback.cpp
+++ b/media/libaaudio/examples/loopback/src/loopback.cpp
@@ -19,9 +19,12 @@
 #include <algorithm>
 #include <assert.h>
 #include <cctype>
+#include <errno.h>
 #include <math.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <stdlib.h>
+#include <string.h>
 #include <unistd.h>
 
 #include <aaudio/AAudio.h>
diff --git a/media/libaaudio/examples/utils/AAudioExampleUtils.h b/media/libaaudio/examples/utils/AAudioExampleUtils.h
index c179ce6..d817664 100644
--- a/media/libaaudio/examples/utils/AAudioExampleUtils.h
+++ b/media/libaaudio/examples/utils/AAudioExampleUtils.h
@@ -18,8 +18,10 @@
 #define AAUDIO_EXAMPLE_UTILS_H
 
 #include <atomic>
+#include <errno.h>
 #include <linux/futex.h>
 #include <sched.h>
+#include <string.h>
 #include <sys/syscall.h>
 #include <unistd.h>
 
diff --git a/media/libaaudio/src/utility/AudioClock.h b/media/libaaudio/src/utility/AudioClock.h
index 43b71b0..d5d4ef4 100644
--- a/media/libaaudio/src/utility/AudioClock.h
+++ b/media/libaaudio/src/utility/AudioClock.h
@@ -17,6 +17,7 @@
 #ifndef UTILITY_AUDIO_CLOCK_H
 #define UTILITY_AUDIO_CLOCK_H
 
+#include <errno.h>
 #include <stdint.h>
 #include <time.h>