Windows APIs

Symbol PhoneSetPreferredCallUpgradeLine

Available in the following operating systems:

• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)
• (phoneom.dll)