From cf7e7bd6ee2162bf1eebdc2dcbaa20c928851133 Mon Sep 17 00:00:00 2001
From: Freddie Akeroyd <freddie.akeroyd@stfc.ac.uk>
Date: Tue, 23 Feb 2021 17:15:27 +0000
Subject: [PATCH] Add <unistd.h> for non-windows systems

---
 src/StreamError.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/StreamError.cc b/src/StreamError.cc
index 78f03fc..d8c3243 100644
--- a/src/StreamError.cc
+++ b/src/StreamError.cc
@@ -24,6 +24,8 @@
 #ifdef _WIN32
 #include <windows.h>
 #include <io.h>
+#else
+#include <unistd.h>
 #endif /* _WIN32 */
 #include <string.h>
 #include <time.h>