Index: ffmpeg-4.2.1/libavcodec/allcodecs.c

===================================================================

--- ffmpeg-4.2.1.orig/libavcodec/allcodecs.c

+++ ffmpeg-4.2.1/libavcodec/allcodecs.c

@@ -679,13 +679,13 @@ extern AVCodec ff_pcm_mulaw_at_encoder;

 extern AVCodec ff_pcm_mulaw_at_decoder;

 extern AVCodec ff_qdmc_at_decoder;

 extern AVCodec ff_qdm2_at_decoder;

+extern AVCodec ff_libdav1d_decoder;

 extern AVCodec ff_libaom_av1_decoder;

 extern AVCodec ff_libaom_av1_encoder;

 extern AVCodec ff_libaribb24_decoder;

 extern AVCodec ff_libcelt_decoder;

 extern AVCodec ff_libcodec2_encoder;

 extern AVCodec ff_libcodec2_decoder;

-extern AVCodec ff_libdav1d_decoder;

 extern AVCodec ff_libdavs2_decoder;

 extern AVCodec ff_libfdk_aac_encoder;

 extern AVCodec ff_libfdk_aac_decoder;

​