Standardize on the vi editing directives being on the first line.
diff --git a/e2fsprogs/ext2fs/flushb.c b/e2fsprogs/ext2fs/flushb.c
index af7216a..e429826 100644
--- a/e2fsprogs/ext2fs/flushb.c
+++ b/e2fsprogs/ext2fs/flushb.c
@@ -1,3 +1,4 @@
+/* vi: set sw=4 ts=4: */
 /*
  * flushb.c --- Hides system-dependent information for both syncing a
  *	device to disk and to flush any buffers from disk cache.