diff --git a/src/modules/files/acconfig.h b/src/modules/files/acconfig.h
index 6e33d3823c69c1e675ff385c8f2f3bb3ddbd46ba..8366484ee95110b3a90569d7cd4699cf526b58c3 100644
--- a/src/modules/files/acconfig.h
+++ b/src/modules/files/acconfig.h
@@ -1,5 +1,5 @@
 /*
- * $Id: acconfig.h,v 1.1 1997/05/22 16:18:50 grubba Exp $
+ * $Id: acconfig.h,v 1.2 1997/06/01 22:57:26 grubba Exp $
  */
 
 #ifndef FILE_MACHINE_H
@@ -8,6 +8,12 @@
 @TOP@
 @BOTTOM@
 
+/* Define if your statfs() call takes 4 arguments */
+#undef HAVE_SGI_STATFS
+
+/* Define if your statfs struct has the f_bavail member */
+#undef HAVE_STATFS_F_BAVAIL
+
 /* Define if your readdir_r is POSIX compatible. */
 #undef HAVE_POSIX_READDIR_R