diff -urN mjpegtools-1.8.0-pristine/lavtools/lav_io.c mjpegtools-1.8.0/lavtools/lav_io.c
--- mjpegtools-1.8.0-pristine/lavtools/lav_io.c	2005-08-27 06:47:20.000000000 -0500
+++ mjpegtools-1.8.0/lavtools/lav_io.c	2006-07-19 05:57:35.000000000 -0500
@@ -1367,7 +1367,7 @@
          break;
 #ifdef HAVE_LIBQUICKTIME
       case 'q':
-         res = fileno(((quicktime_t *)lav_file->qt_fd)->stream);
+         res = lqt_fileno((quicktime_t *)lav_file->qt_fd);
          break;
 #endif
       default: