## Running javah

> UNIX

>       % javah HelloWorld

> DOS shell (Windows 95/NT)

>       C:\> javah HelloWorld

> MacOS
>   Drag the `HelloWorld.class` file onto the JavaH icon. This creates a file called `HelloWorld.h` in the same folder as JavaH. This also creates a file `HelloWorld.stubs` in the same folder as JavaH. This file is described in the Step 4: Create a Stubs File. Move both files into your working folder.