--- a/simtool/lndwrite.c	Wed Feb 17 06:08:28 2021 +0000
+++ b/simtool/lndwrite.c	Wed Feb 17 06:15:15 2021 +0000
@@ -31,3 +31,22 @@
 	}
 	return update_rec_op(0, 0x03, record, curfile_record_len);
 }
+
+cmd_lnd_erase(argc, argv)
+	char **argv;
+{
+	int rc;
+	u_char record[255];
+	unsigned count;
+
+	rc = select_ef_lnd();
+	if (rc < 0)
+		return(rc);
+	memset(record, 0xFF, curfile_record_len);
+	for (count = 0; count < curfile_record_count; count++) {
+		rc = update_rec_op(0, 0x03, record, curfile_record_len);
+		if (rc < 0)
+			return(rc);
+	}
+	return(0);
+}