[evolution-data-server] I#187 - camel-sasl-gssapi: Fails to build without KRB5

[Milan Crha <mcrha src gnome org>]

commit 124576800e82ee65186517e974db3122e8bce831
Author: Milan Crha <mcrha redhat com>
Date:   Wed Feb 5 09:35:16 2020 +0100

    I#187 - camel-sasl-gssapi: Fails to build without KRB5
    
    Closes https://gitlab.gnome.org/GNOME/evolution-data-server/issues/187

 src/camel/camel-sasl-gssapi.c | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/src/camel/camel-sasl-gssapi.c b/src/camel/camel-sasl-gssapi.c
index dad190a8c..844a90d12 100644
--- a/src/camel/camel-sasl-gssapi.c
+++ b/src/camel/camel-sasl-gssapi.c
@@ -116,6 +116,12 @@ struct _CamelSaslGssapiPrivate {
        gss_OID mech, used_mech;
 };
 
+#else /* HAVE_KRB5 */
+
+struct _CamelSaslGssapiPrivate {
+       gint dummy;
+};
+
 #endif /* HAVE_KRB5 */
 
 G_DEFINE_TYPE_WITH_PRIVATE (CamelSaslGssapi, camel_sasl_gssapi, CAMEL_TYPE_SASL)