[IO-502] Exceptions are suppressed incorrectly when copying files. 2nd patch.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/io/trunk@1741296 13f79535-47bb-0310-9956-ffa450edef68

Author: garydgregory

src/main/java/org/apache/commons/io/FileSystemUtils.java

@@ -80,6 +80,7 @@ public class FileSystemUtils {
             } else if (osName.contains("linux") ||
                     osName.contains("mpe/ix") ||
                     osName.contains("freebsd") ||
+                    osName.contains("openbsd") ||
                     osName.contains("irix") ||
                     osName.contains("digital unix") ||
                     osName.contains("unix") ||