diff -Naur libreswan-3.32-orig/lib/libswan/ike_alg_encrypt_nss_gcm_ops.c libreswan-3.32/lib/libswan/ike_alg_encrypt_nss_gcm_ops.c
--- libreswan-3.32-orig/lib/libswan/ike_alg_encrypt_nss_gcm_ops.c	2020-05-11 10:13:41.000000000 -0400
+++ libreswan-3.32/lib/libswan/ike_alg_encrypt_nss_gcm_ops.c	2020-06-17 15:06:12.340210966 -0400
@@ -16,6 +16,12 @@
 #include <stdio.h>
 #include <stdlib.h>
 
+/*
+ * Special advise from Bob Relyea - needs to go before any nss include
+ *
+ */
+#define NSS_PKCS11_2_0_COMPAT 1
+
 #include "lswlog.h"
 #include "lswnss.h"
 #include "prmem.h"