If the flag TCI_SRCFONTSIG is not set then the first argument passed
to TranslateCharsetInfo is just a DWORD that needs to be marshalled
over a pointer.

Casting to long would truncate the pointers when compiling with MSVC
for Win64.

wininet: Don't send INTERNET_STATUS_HANDLE_CLOSING notification for ftp session created by InternetOpenUrl.

server: Make the new named pipe server fd inherit the I/O completion if it was set before connecting.