lavd/lavfi: fix float.h include.

float.h is a system header.

diff --git a/libavdevice/lavfi.c b/libavdevice/lavfi.c
index 4f1ba58..e4cacb6 100644 (file)
--- a/libavdevice/lavfi.c
+++ b/libavdevice/lavfi.c
@@ -25,7 +25,7 @@
 
 /* #define DEBUG */
 
-#include "float.h"              /* DBL_MIN, DBL_MAX */
+#include <float.h>              /* DBL_MIN, DBL_MAX */
 
 #include "libavutil/bprint.h"
 #include "libavutil/channel_layout.h"