>From 746fe7d6c56f87e9f51679acf2f7b8464520baac Mon Sep 17 00:00:00 2001
From: Paul Eggert <address@hidden>
Date: Mon, 5 Mar 2018 15:30:56 -0800
Subject: [PATCH] binary-io: pacify gcc -Wunused-parameter

Problem reported by Reuben Thomas in:
https://lists.gnu.org/r/bug-gnulib/2018-03/msg00005.html
* lib/binary-io.h (__gl_setmode, __gl_setmode_check):
Use _GL_UNUSED where appropriate.
---
 ChangeLog       | 6 ++++++
 lib/binary-io.h | 6 ++----
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index beb835670..8f372dfb9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2018-03-05  Paul Eggert  <address@hidden>
 
+	binary-io: pacify gcc -Wunused-parameter
+	Problem reported by Reuben Thomas in:
+	https://lists.gnu.org/r/bug-gnulib/2018-03/msg00005.html
+	* lib/binary-io.h (__gl_setmode, __gl_setmode_check):
+	Use _GL_UNUSED where appropriate.
+
 	fflush: adjust to glibc 2.28 libio.h removal
 	Problem reported by Daniel P. Berrangé in:
 	https://lists.gnu.org/r/bug-gnulib/2018-03/msg00000.html
diff --git a/lib/binary-io.h b/lib/binary-io.h
index cce1301d5..1f21fc051 100644
--- a/lib/binary-io.h
+++ b/lib/binary-io.h
@@ -47,10 +47,8 @@ _GL_INLINE_HEADER_BEGIN
   /* Use a function rather than a macro, to avoid gcc warnings
      "warning: statement with no effect".  */
 BINARY_IO_INLINE int
-__gl_setmode (int fd, int mode)
+__gl_setmode (int fd _GL_UNUSED, int mode _GL_UNUSED)
 {
-  (void) fd;
-  (void) mode;
   return O_BINARY;
 }
 #endif
@@ -59,7 +57,7 @@ __gl_setmode (int fd, int mode)
 extern int __gl_setmode_check (int);
 #else
 BINARY_IO_INLINE int
-__gl_setmode_check (int fd) { return 0; }
+__gl_setmode_check (int fd _GL_UNUSED) { return 0; }
 #endif
 
 /* Set FD's mode to MODE, which should be either O_TEXT or O_BINARY.
-- 
2.14.3