From b8cf739d275d636fa3a30f56e16c26080ef86578 Mon Sep 17 00:00:00 2001
From: mi01 <github@schmidt.tw>
Date: Wed, 16 Sep 2020 22:32:49 +0200
Subject: [PATCH] Add cctype header (#656)

---
 httplib.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/httplib.h b/httplib.h
index d3817a6..deb17b2 100644
--- a/httplib.h
+++ b/httplib.h
@@ -196,6 +196,7 @@ using socket_t = int;
 #include <string>
 #include <sys/stat.h>
 #include <thread>
+#include <cctype>
 
 #ifdef CPPHTTPLIB_OPENSSL_SUPPORT
 #include <openssl/err.h>