Index: third_party/widevine/cdm/widevine.gni
--- third_party/widevine/cdm/widevine.gni.orig
+++ third_party/widevine/cdm/widevine.gni
@@ -28,6 +28,8 @@ library_widevine_cdm_available =
     (is_chromeos &&
      (target_cpu == "x64" || target_cpu == "arm" || target_cpu == "arm64")) ||
     (target_os == "linux" && target_cpu == "x64") ||
+    (target_os == "openbsd" && target_cpu == "x64") ||
+    (target_os == "freebsd" && target_cpu == "x64") ||
     (target_os == "mac" && (target_cpu == "x64" || target_cpu == "arm64")) ||
     (target_os == "win" &&
      (target_cpu == "x86" || target_cpu == "x64" || target_cpu == "arm64"))
