Standardize on the vi editing directives being on the first line.
diff --git a/e2fsprogs/blkid/devname.c b/e2fsprogs/blkid/devname.c
index 1e016a5..b5c1bc9 100644
--- a/e2fsprogs/blkid/devname.c
+++ b/e2fsprogs/blkid/devname.c
@@ -1,3 +1,4 @@
+/* vi: set sw=4 ts=4: */
 /*
  * devname.c - get a dev by its device inode name
  *