missing .h of ADC file in "Reporting Battery Voltage over BLE"

[AmosDesign]

Summary

• Issue description (e.g. BLE is not connecting with Health app)
• There are a lot of missing "constant" words as (All of them are related to the ADC):

• ADC0
• cmuClock_ADC0
• ADC_INIT_DEFAULTadcRef5V
• ADC_INITSINGLE_DEFAULT
• adcPosSelAVDD
• adcNegSelVSS

All the above list is only example, there are much more constant words

Can anybody tell me where to find the declarations of these constant

Expected behavior
I accepted to have the declaration file in the S/W example.

Actual behavior
I can't compile the example without these declarations

Screenshots
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Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
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