From ac840bfcf130f8f07f1686ff5e88ea4b4961a995 Mon Sep 17 00:00:00 2001
From: "Wojciech A. Koszek" <wkoszek@FreeBSD.org>
Date: Thu, 11 Feb 2010 08:30:43 +0000
Subject: [PATCH] Use more standard way for setting nonblocking flag for a
 filedescriptor. This makes libusb porting a bit easier.

There shouldn't by any negative change in behaviour after this commit.

Remove redundant headers.

Reviewed by:	hps@
---
 lib/libusb/libusb10.c | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/lib/libusb/libusb10.c b/lib/libusb/libusb10.c
index 25520d2ab5ec..7e9e88513e5d 100644
--- a/lib/libusb/libusb10.c
+++ b/lib/libusb/libusb10.c
@@ -25,17 +25,16 @@
  * SUCH DAMAGE.
  */
 
+#include <assert.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <stdio.h>
 #include <poll.h>
 #include <pthread.h>
-#include <time.h>
 #include <errno.h>
 #include <sys/ioctl.h>
-#include <sys/filio.h>
+#include <sys/fcntl.h>
 #include <sys/queue.h>
-#include <sys/endian.h>
 
 #include "libusb20.h"
 #include "libusb20_desc.h"
@@ -73,6 +72,7 @@ libusb_init(libusb_context **context)
 {
 	struct libusb_context *ctx;
 	char *debug;
+	int flag;
 	int ret;
 
 	ctx = malloc(sizeof(*ctx));
@@ -103,10 +103,12 @@ libusb_init(libusb_context **context)
 		return (LIBUSB_ERROR_OTHER);
 	}
 	/* set non-blocking mode on the control pipe to avoid deadlock */
-	ret = 1;
-	ioctl(ctx->ctrl_pipe[0], FIONBIO, &ret);
-	ret = 1;
-	ioctl(ctx->ctrl_pipe[1], FIONBIO, &ret);
+	flag = 1;
+	ret = fcntl(ctx->ctrl_pipe[0], O_NONBLOCK, &flag);
+	assert(ret != -1 && "Couldn't set O_NONBLOCK for ctx->ctrl_pipe[0]");
+	flag = 1;
+	ret = fcntl(ctx->ctrl_pipe[1], O_NONBLOCK, &flag);
+	assert(ret != -1 && "Couldn't set O_NONBLOCK for ctx->ctrl_pipe[1]");
 
 	libusb10_add_pollfd(ctx, &ctx->ctx_poll, NULL, ctx->ctrl_pipe[0], POLLIN);