Standardize on the vi editing directives being on the first line.
diff --git a/e2fsprogs/blkid/dev.c b/e2fsprogs/blkid/dev.c
index 5d56c50..6d99504 100644
--- a/e2fsprogs/blkid/dev.c
+++ b/e2fsprogs/blkid/dev.c
@@ -1,3 +1,4 @@
+/* vi: set sw=4 ts=4: */
 /*
  * dev.c - allocation/initialization/free routines for dev
  *