diff --git a/core/java/android/net/LinkAddress.java b/core/java/android/net/LinkAddress.java
index 22543e3..a725bec 100644
--- a/core/java/android/net/LinkAddress.java
+++ b/core/java/android/net/LinkAddress.java
@@ -24,13 +24,13 @@
 import java.net.InterfaceAddress;
 import java.net.UnknownHostException;
 
-import static libcore.io.OsConstants.IFA_F_DADFAILED;
-import static libcore.io.OsConstants.IFA_F_DEPRECATED;
-import static libcore.io.OsConstants.IFA_F_TENTATIVE;
-import static libcore.io.OsConstants.RT_SCOPE_HOST;
-import static libcore.io.OsConstants.RT_SCOPE_LINK;
-import static libcore.io.OsConstants.RT_SCOPE_SITE;
-import static libcore.io.OsConstants.RT_SCOPE_UNIVERSE;
+import static android.system.OsConstants.IFA_F_DADFAILED;
+import static android.system.OsConstants.IFA_F_DEPRECATED;
+import static android.system.OsConstants.IFA_F_TENTATIVE;
+import static android.system.OsConstants.RT_SCOPE_HOST;
+import static android.system.OsConstants.RT_SCOPE_LINK;
+import static android.system.OsConstants.RT_SCOPE_SITE;
+import static android.system.OsConstants.RT_SCOPE_UNIVERSE;
 
 /**
  * Identifies an IP address on a network link.
diff --git a/core/tests/coretests/src/android/net/LinkAddressTest.java b/core/tests/coretests/src/android/net/LinkAddressTest.java
index 17423be..bccf556 100644
--- a/core/tests/coretests/src/android/net/LinkAddressTest.java
+++ b/core/tests/coretests/src/android/net/LinkAddressTest.java
@@ -32,13 +32,13 @@
 import android.test.AndroidTestCase;
 import android.test.suitebuilder.annotation.SmallTest;
 
-import static libcore.io.OsConstants.IFA_F_DEPRECATED;
-import static libcore.io.OsConstants.IFA_F_PERMANENT;
-import static libcore.io.OsConstants.IFA_F_TENTATIVE;
-import static libcore.io.OsConstants.RT_SCOPE_HOST;
-import static libcore.io.OsConstants.RT_SCOPE_LINK;
-import static libcore.io.OsConstants.RT_SCOPE_SITE;
-import static libcore.io.OsConstants.RT_SCOPE_UNIVERSE;
+import static android.system.OsConstants.IFA_F_DEPRECATED;
+import static android.system.OsConstants.IFA_F_PERMANENT;
+import static android.system.OsConstants.IFA_F_TENTATIVE;
+import static android.system.OsConstants.RT_SCOPE_HOST;
+import static android.system.OsConstants.RT_SCOPE_LINK;
+import static android.system.OsConstants.RT_SCOPE_SITE;
+import static android.system.OsConstants.RT_SCOPE_UNIVERSE;
 
 /**
  * Tests for {@link LinkAddress}.
diff --git a/core/tests/coretests/src/android/net/LinkPropertiesTest.java b/core/tests/coretests/src/android/net/LinkPropertiesTest.java
index a602e07..553afe0 100644
--- a/core/tests/coretests/src/android/net/LinkPropertiesTest.java
+++ b/core/tests/coretests/src/android/net/LinkPropertiesTest.java
@@ -18,14 +18,13 @@
 
 import android.net.LinkProperties;
 import android.net.RouteInfo;
+import android.system.OsConstants;
 import android.test.suitebuilder.annotation.SmallTest;
 import junit.framework.TestCase;
 
 import java.net.InetAddress;
 import java.util.ArrayList;
 
-import libcore.io.OsConstants;
-
 public class LinkPropertiesTest extends TestCase {
     private static InetAddress ADDRV4 = NetworkUtils.numericToInetAddress("75.208.6.1");
     private static InetAddress ADDRV6 = NetworkUtils.numericToInetAddress(