From: Erwin Janssen <erwinjanssen@outlook.com>
Date: Mon, 20 Jun 2016 21:36:04 +0000 (+0200)
Subject: Made unistd.h for include on Windows.
X-Git-Tag: untagged-fd4ca25a4ca4e4dc471c~4^2~67
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ae515b444b08206837a65b29871816462241979b;p=graphviz

Made unistd.h for include on Windows.
---

diff --git a/windows/include/unistd.h b/windows/include/unistd.h
new file mode 100644
index 000000000..520c064e3
--- /dev/null
+++ b/windows/include/unistd.h
@@ -0,0 +1,12 @@
+#ifndef UNISTD_H
+#define UNISTD_H
+
+// io.h is the Windows equivalant of unistd.h
+#include <io.h>
+
+#define	F_OK	0
+#define	R_OK	4
+#define	W_OK	2
+#define	X_OK	1
+
+#endif