Include what I use

Thanks to https://github.com/include-what-you-use/include-what-you-use

1 files changed, 1 insertions, 1 deletions

diff --git a/util.c b/util.c
index e3bea4c..51336ff 100644
--- a/util.c
+++ b/util.c
@@ -19,8 +19,8 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <langinfo.h>
+#include <nl_types.h>
 #include <regex.h>
-#include <stdarg.h>
 #include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>