use krb5_cc_new_unique, use constants for cache types

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@25053 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/gssapi/krb5/add_cred.c

@@ -168,8 +168,8 @@ OM_uint32 _gsskrb5_add_cred (
 	    }
 
 	    if (strcmp(type, "MEMORY") == 0) {
-		ret = krb5_cc_gen_new(context, &krb5_mcc_ops,
-				      &handle->ccache);
+		ret = krb5_cc_new_unique(context, type, 
+					 NULL, &handle->ccache);
 		if (ret) {
 		    *minor_status = ret;
 		    goto failure;