From 3cbd6585e0bf96dffdeb220e3f855076df5312ac Mon Sep 17 00:00:00 2001
From: Gerd Moellmann <gerd@gnu.org>
Date: Mon, 20 Sep 1999 00:34:36 +0000
Subject: [PATCH] (toplevel) [HAVE_UNISTD_H]: Include unistd.h.
 (Fcall_process): Remove unused variable.

---
 src/callproc.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/callproc.c b/src/callproc.c
index fec6c53733..de6856b506 100644
--- a/src/callproc.c
+++ b/src/callproc.c
@@ -36,6 +36,10 @@ extern char *strerror ();
 
 #include <sys/types.h>
 
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
 #include <sys/file.h>
 #ifdef USG5
 #define INCLUDED_FCNTL
@@ -394,7 +398,6 @@ If you quit, the process is killed with SIGINT, or SIGKILL if you quit again.")
 	      int size = encoding_buffer_size (&argument_coding,
 					       STRING_BYTES (XSTRING (args[i])));
 	      unsigned char *dummy1 = (unsigned char *) alloca (size);
-	      int dummy;
 
 	      /* The Irix 4.0 compiler barfs if we eliminate dummy.  */
 	      new_argv[i - 3] = dummy1;
-- 
2.20.1