Windows APIs

Symbol NtUserCallHwndOpt

Available in the following operating systems:

• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)
• (win32u.dll)