1 files changed, 1 insertions, 0 deletions
diff --git a/acconfig.h b/acconfig.h
index cdc2a60974..39c6c68e20 100644
--- a/acconfig.h
+++ b/acconfig.h
@@ -6,6 +6,7 @@
 #undef HAVE_LIBSM
 #undef PACKAGE
 #undef VERSION
+#undef XMAILER_VERSION
 #undef ENABLE_THREADS
 #undef SENDMAIL_PATH
 #undef SYSTEM_MAIL_DIR