--- smtpd/queue_fs.c.orig	Thu Nov  3 01:23:02 2016
+++ smtpd/queue_fs.c	Thu Nov  3 01:23:52 2016
@@ -32,7 +32,7 @@
 #endif
 #ifdef HAVE_SYS_STATVFS_H
 #include <sys/statvfs.h>
-#ifdef __NetBSD__
+#if defined(__minix) || defined(__NetBSD__)
 #define statfs statvfs
 #endif
 #endif