diff --git a/xwords4/android/XWords4/jni/utilwrapper.c b/xwords4/android/XWords4/jni/utilwrapper.c
index e3cb3e60c..3c2513d8a 100644
--- a/xwords4/android/XWords4/jni/utilwrapper.c
+++ b/xwords4/android/XWords4/jni/utilwrapper.c
@@ -378,13 +378,17 @@ and_util_getTraySearchLimits(XW_UtilCtxt* uc, XP_U16* min, XP_U16* max )
 static void
 and_util_engineStarting( XW_UtilCtxt* uc, XP_U16 nBlanks )
 {
-    LOG_FUNC();
+    UTIL_CBK_HEADER("engineStarting", "(I)V" );
+    (*env)->CallVoidMethod( env, util->jutil, mid, nBlanks );
+    UTIL_CBK_TAIL();
 }
 
 static void
 and_util_engineStopping( XW_UtilCtxt* uc )
 {
-    LOG_FUNC();
+    UTIL_CBK_HEADER("engineStopping", "()V" );
+    (*env)->CallVoidMethod( env, util->jutil, mid );
+    UTIL_CBK_TAIL();
 }
 #endif
 
diff --git a/xwords4/android/XWords4/src/org/eehouse/android/xw4/BoardActivity.java b/xwords4/android/XWords4/src/org/eehouse/android/xw4/BoardActivity.java
index f461f0560..2204b6d83 100644
--- a/xwords4/android/XWords4/src/org/eehouse/android/xw4/BoardActivity.java
+++ b/xwords4/android/XWords4/src/org/eehouse/android/xw4/BoardActivity.java
@@ -879,6 +879,19 @@ public class BoardActivity extends Activity implements UtilCtxt {
         return ! m_jniThread.busy();
     }
 
+    public void engineStarting( int nBlanks )
+    {
+        Utils.logf( "engineStarting(%d)", nBlanks );
+        // Looks like I'll need my own transparent/floating window to
+        // show progress other than in the title bar (which I ain't
+        // always got).
+    }
+
+    public void engineStopping()
+    {
+        Utils.logf( "engineStopping" );
+    }
+
     public String getUserString( int stringCode )
     {
         int id = 0;
diff --git a/xwords4/android/XWords4/src/org/eehouse/android/xw4/jni/UtilCtxt.java b/xwords4/android/XWords4/src/org/eehouse/android/xw4/jni/UtilCtxt.java
index d0f4cc02f..cf94852dc 100644
--- a/xwords4/android/XWords4/src/org/eehouse/android/xw4/jni/UtilCtxt.java
+++ b/xwords4/android/XWords4/src/org/eehouse/android/xw4/jni/UtilCtxt.java
@@ -34,6 +34,8 @@ public interface UtilCtxt {
     String askPassword( String name );
 
     boolean engineProgressCallback();
+    void engineStarting( int nBlanks );
+    void engineStopping();
 
     // Values for why; should be enums
     public static final int TIMER_PENDOWN = 1;