Index: tools/json_schema_compiler/cpp_bundle_generator.py
--- tools/json_schema_compiler/cpp_bundle_generator.py.orig
+++ tools/json_schema_compiler/cpp_bundle_generator.py
@@ -140,7 +140,7 @@ class CppBundleGenerator(object):
       elif platform == Platforms.DESKTOP_ANDROID:
         ifdefs.append('BUILDFLAG(IS_DESKTOP_ANDROID)')
       elif platform == Platforms.LINUX:
-        ifdefs.append('BUILDFLAG(IS_LINUX)')
+        ifdefs.append('BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_BSD)')
       elif platform == Platforms.MAC:
         ifdefs.append('BUILDFLAG(IS_MAC)')
       elif platform == Platforms.WIN:
