From afc4f250c80172a003dc91f2f0a9eb8c7d7d0b71 Mon Sep 17 00:00:00 2001
From: Adam Olsen <rhamph@gmail.com>
Date: Tue, 12 Jun 2001 00:02:48 +0000
Subject: [PATCH] add #include <unistd.h>

---
 source/cl_main.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/cl_main.c b/source/cl_main.c
index f2a0a07..816d3f1 100644
--- a/source/cl_main.c
+++ b/source/cl_main.c
@@ -41,6 +41,10 @@
 # include <strings.h>
 #endif
 
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+
 #include <errno.h>
 #include <ctype.h>
 #include <sys/types.h>