text: For mkfifo()
  
  --- src/filters/in_pipe.c.orig	2020-06-16 16:17:17 UTC
  +++ src/filters/in_pipe.c
  @@ -37,7 +37,7 @@
   #include <fcntl.h>
   #include <unistd.h>
   
  -#ifdef GPAC_CONFIG_LINUX
  +#if defined(GPAC_CONFIG_LINUX) || defined(__DragonFly__)
   #include <sys/types.h>
   #include <sys/stat.h>
   #endif
  