FileSystemUtils.freeSpaceKb javadoc fix

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/io/trunk@383201 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/java/org/apache/commons/io/FileSystemUtils.java b/src/java/org/apache/commons/io/FileSystemUtils.java
index 3af6664..ce21bd5 100644
--- a/src/java/org/apache/commons/io/FileSystemUtils.java
+++ b/src/java/org/apache/commons/io/FileSystemUtils.java
@@ -105,7 +105,7 @@
      * <p>
      * Note that some OS's are NOT currently supported, including OS/390.
      * <pre>
-     * FileSystemUtils.freeSpace("C:");  // Windows
+     * FileSystemUtils.freeSpace("C:");       // Windows
      * FileSystemUtils.freeSpace("/volume");  // *nix
      * </pre>
      * The free space is calculated via the command line.
@@ -127,8 +127,8 @@
      * the command line.
      * Note that some OS's are NOT currently supported, including OS/390.
      * <pre>
-     * FileSystemUtils.freeSpace("C:");  // Windows
-     * FileSystemUtils.freeSpace("/volume");  // *nix
+     * FileSystemUtils.freeSpaceKb("C:");       // Windows
+     * FileSystemUtils.freeSpaceKb("/volume");  // *nix
      * </pre>
      * The free space is calculated via the command line.
      * It uses 'dir /-c' on Windows and 'df -k' on *nix.