Standardize on the vi editing directives being on the first line.
diff --git a/networking/udhcp/files.c b/networking/udhcp/files.c
index d2ca236..a0a3bfc 100644
--- a/networking/udhcp/files.c
+++ b/networking/udhcp/files.c
@@ -1,3 +1,4 @@
+/* vi: set sw=4 ts=4: */
 /*
  * files.c -- DHCP server file manipulation *
  * Rewrite by Russ Dill <Russ.Dill@asu.edu> July 2001