--- a/mythtv/libs/libmythtv/videosource.cpp	2017-02-01 02:49:25.000000000 -0700
+++ b/mythtv/libs/libmythtv/videosource.cpp	2017-09-28 05:05:57.685358547 -0600
@@ -4,6 +4,7 @@
 #include <unistd.h>
 #include <fcntl.h>
 #include <sys/types.h>
+#include <sys/sysmacros.h>
 #include <sys/stat.h>
 
 // C++ headers