--- src/sys/sys/buf.h	2008/08/10 20:03:15	1.53
+++ src/sys/sys/buf.h	2008/08/29 20:08:37	1.54
@@ -93,7 +93,8 @@ typedef enum buf_cmd {
 	BUF_CMD_READ,
 	BUF_CMD_WRITE,
 	BUF_CMD_FREEBLKS,
-	BUF_CMD_FORMAT
+	BUF_CMD_FORMAT,
+	BUF_CMD_FLUSH
 } buf_cmd_t;
 
 #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)