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							- option
 
- ------
 
- Provides an option that the user can optionally select.
 
- ::
 
-   option(<option_variable> "help string describing option"
 
-          [initial value])
 
- Provide an option for the user to select as ON or OFF.  If no initial
 
- value is provided, OFF is used.
 
- If you have options that depend on the values of other options, see
 
- the module help for CMakeDependentOption.
 
 
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