diff -Naru ../tritonn-1.0.10-mysql-5.0.51a.embed-pkey/sql/ha_myisam.cc ./sql/ha_myisam.cc
--- ../tritonn-1.0.10-mysql-5.0.51a.embed-pkey/sql/ha_myisam.cc	2008-11-04 07:44:57.000000000 +0900
+++ ./sql/ha_myisam.cc	2008-11-04 08:29:47.000000000 +0900
@@ -166,6 +166,21 @@
   }
   return 0;
 }
+
+static int senna_check_abort(void *)
+{
+  return current_thd->killed == THD::KILL_CONNECTION;
+}
+
+static void senna_set_abort_handler(MYISAM_SHARE *share)
+{
+  for (uint i = 0; i < (uint)share->state.header.keys; i++) {
+    if (share->keyinfo[i].senna != NULL) {
+      sen_index_set_abort_callback(share->keyinfo[i].senna, senna_check_abort,
+				   NULL);
+    }
+  }
+}
 #endif /* ENABLE_SENNA */
 
 /*
@@ -705,6 +720,7 @@
     int_table_flags|=HA_REC_NOT_IN_SEQ;
   if (file->s->options & (HA_OPTION_CHECKSUM | HA_OPTION_COMPRESS_RECORD))
     int_table_flags|=HA_HAS_CHECKSUM;
+  senna_set_abort_handler(file->s);
   return (0);
 }