--- media/BUILD.gn	2020-03-24 10:16:30.000000000 +0100
+++ -	2020-04-06 14:32:27.960817513 +0200
@@ -65,6 +65,9 @@
   if (use_cras) {
     defines += [ "USE_CRAS" ]
   }
+  if (use_sndio) {
+    defines += [ "USE_SNDIO" ]
+  }
 }
 
 # Internal grouping of the configs necessary to support sub-folders having their
