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-rw-r--r--libavdevice/v4l2.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
index 528acc4345..ab5e6857cb 100644
--- a/libavdevice/v4l2.c
+++ b/libavdevice/v4l2.c
@@ -26,11 +26,15 @@
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+
+#include "config.h"
#include "avformat.h"
#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
+#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
+#endif
#include <sys/time.h>
#include <asm/types.h>
#include <linux/videodev2.h>