TransmitFile

Undocumented in source but is binding to Windows. You might be able to learn more by searching the web for its name.
nothrow extern (Windows)
BOOL
TransmitFile
(
SOCKET
,
HANDLE
,
DWORD
,
DWORD
,
LPOVERLAPPED
,
LPTRANSMIT_FILE_BUFFERS
,
DWORD
)

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