From e1d1866384bed760771a978dc6b9ee15a7acbc5c Mon Sep 17 00:00:00 2001
From: xgdgsc <xgdgsc@users.noreply.github.com>
Date: Wed, 23 Sep 2020 16:05:42 +0800
Subject: [PATCH] add   if using single header

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index e50b23f..a9ab409 100644
--- a/README.md
+++ b/README.md
@@ -59,6 +59,7 @@ Moreover, in each case, you can provide either some string type for the file's p
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <mio/mmap.hpp>
+// #include <mio/mio.hpp> if using single header
 #include <algorithm>
 
 int main()
@@ -78,6 +79,7 @@ for functions where character strings are expected (e.g. path parameters).
 
 ```c++
 #include <mio/mmap.hpp>
+// #include <mio/mio.hpp> if using single header
 #include <system_error> // for std::error_code
 #include <cstdio> // for std::printf
 #include <cassert>