From df73cade2bdbf272f5228ec895d97c21a20242d5 Mon Sep 17 00:00:00 2001
From: Stephan Witt <switt@lyx.org>
Date: Mon, 4 Jul 2016 10:30:19 +0200
Subject: [PATCH] Fix missing include for file i/o prototypes after header
 cleanup in change 489dca71cd99bbc78780fa40311a2eb042c0320e

---
 src/ServerSocket.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/ServerSocket.cpp b/src/ServerSocket.cpp
index ece3549a81..fd903ce18f 100644
--- a/src/ServerSocket.cpp
+++ b/src/ServerSocket.cpp
@@ -39,6 +39,10 @@
 # include <io.h>
 #endif
 
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+
 using namespace std;
 using namespace lyx::support;