From 3f83c8397d9979567a792a28672cd28f190c8619 Mon Sep 17 00:00:00 2001
From: Axel Kohlmeyer <akohlmey@gmail.com>
Date: Tue, 7 Sep 2021 10:21:00 -0400
Subject: [PATCH] windows needs io.h for _isatty()

---
 src/lammps.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/lammps.cpp b/src/lammps.cpp
index e0192db1d5..89db409d18 100644
--- a/src/lammps.cpp
+++ b/src/lammps.cpp
@@ -55,7 +55,9 @@
 #include <cstring>
 #include <map>
 
-#if !defined(_WIN32)
+#if defined(_WIN32)
+#include <io.h>
+#else
 #include <unistd.h>             // for isatty()
 #endif