From 5fe16cc40f345322a5572aa87b3e59f32863b804 Mon Sep 17 00:00:00 2001
From: "Richard M. Stallman" <rms@gnu.org>
Date: Sun, 20 Jul 1997 17:37:56 +0000
Subject: [PATCH] [HAVE_UNISTD_H]: Include unistd.h.

---
 lib-src/etags.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib-src/etags.c b/lib-src/etags.c
index a9e35d34139..11f4f6a97a2 100644
--- a/lib-src/etags.c
+++ b/lib-src/etags.c
@@ -77,6 +77,11 @@ extern int errno;
 #include <sys/types.h>
 #include <sys/stat.h>
 
+/* This is to declare getcwd.  */
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
 #if !defined (S_ISREG) && defined (S_IFREG)
 # define S_ISREG(m)	(((m) & S_IFMT) == S_IFREG)
 #endif
-- 
2.39.5