--- /dev/null
+--- mjpegtools-2.1.0/mpeg2enc/seqencoder.cc.orig 2021-05-25 19:04:26.332933944 +0300
++++ mjpegtools-2.1.0/mpeg2enc/seqencoder.cc 2021-05-25 19:05:44.904933948 +0300
+@@ -56,6 +56,9 @@
+ #include "ratectl.hh"
+ #include "tables.h"
+ #include "channel.hh"
++#if defined(__TERMUX__)
++#include "bthread.h"
++#endif
+
+
+ // --------------------------------------------------------------------------------