1 files changed, 1 insertions, 1 deletions

diff --git a/hostname.c b/hostname.c
index 39c7f87..3dbae21 100644
--- a/hostname.c
+++ b/hostname.c
@@ -1,6 +1,6 @@
+#include <unistd.h>
 #include "substdio.h"
 #include "subfd.h"
-#include "readwrite.h"
 #include "exit.h"
 
 char host[256];