1 files changed, 1 insertions, 1 deletions
diff --git a/util.h b/util.h
index f273e2f..f447872 100644
--- a/util.h
+++ b/util.h
@@ -8,7 +8,7 @@
 
 // repeatedly call send until all the data has been sent down
 // the socket.
-ssize_t sendall(int sockfd, void *buf, size_t len);
+ssize_t sendall(int sockfd, char *buf, size_t len);