1 files changed, 3 insertions, 0 deletions
diff --git a/src/dns.h b/src/dns.h
index ae8a412..7357bf0 100644
--- a/src/dns.h
+++ b/src/dns.h
@@ -1,3 +1,6 @@
+/*
+ * vi: ft=c
+ */
 /* dns.h
  * (c) Jonas Gunz, 2019
  * License: MIT