Refs #10260 OpenBSD support #25327

runtime/bin/fdutils_openbsd.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "platform/globals.h"
-#if defined(TARGET_OS_LINUX)
+#if defined(TARGET_OS_OPENBSD)
 
 #include <errno.h>  // NOLINT
 #include <fcntl.h>  // NOLINT
 #include <unistd.h>  // NOLINT
 #include <sys/ioctl.h>  // NOLINT
 
 #include "bin/fdutils.h"
 #include "platform/signal_blocker.h"
 
 
@@ skipping 114 matching lines @@
       remaining -= bytes_written;
       buffer_pos += bytes_written;
     }
   }
   return count;
 }
 
 }  // namespace bin
 }  // namespace dart
 
-#endif  // defined(TARGET_OS_LINUX)
+#endif  // defined(TARGET_OS_OPENBSD)