From 0e5a2001242f0d7a8608b2038c5e11b9158c77af Mon Sep 17 00:00:00 2001
From: Alan Wu <XrXr@users.noreply.github.com>
Date: Thu, 20 Jan 2022 04:44:36 -0500
Subject: [PATCH] Make C code more recognizably C (#331)

---
 src/ffi.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ffi.md b/src/ffi.md
index b52a7e9..9e02eee 100644
--- a/src/ffi.md
+++ b/src/ffi.md
@@ -281,7 +281,7 @@ We'll create a C file to call the `hello_from_rust` function and compile it by `
 C file should look like:
 
 ```c
-int main() {
+int main(void) {
     hello_from_rust();
     return 0;
 }