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This provides an anonymous pipe as a stream_t. The read side is a
normal non-seekable stream_t. The write side uses dedicated functions.

This fixes a crash (a Windows Exception) when VLC is run just after windows
start and when an unactive device is activated.

This issue is very hard to reproduce, here is the backtrace:

 #0  0x000007feb6ef2f2a in ntdll!ZwDelayExecution ()
   from C:\Windows\SYSTEM32\ntdll.dll
 #1  0x000007feb42111f2 in SleepEx () from C:\Windows\system32\KernelBase.dll
 #2  0x000007feb5f989b0 in SetStateVersion ()
   from C:\Windows\system32\kernel32.dll
 #3  0x000007feb4290ba7 in UnhandledExceptionFilter ()
   from C:\Windows\system32\KernelBase.dll
 #4  0x000007feb6fe9183 in ntdll!SbExecuteProcedure ()
   from C:\Windows\SYSTEM32\ntdll.dll
 #5  0x000007feb6f14fea in ntdll!__C_specific_handler ()
   from C:\Windows\SYSTEM32\ntdll.dll
 #6  0x000007feb6f1464d in ntdll!RtlLookupFunctionEntry ()
   from C:\Windows\SYSTEM32\ntdll.dll
 #7  0x000007feb6f1567c in ntdll!DbgPrint () from C:\Windows\SYSTEM32\ntdll.dll
 #8  0x000007feb6f15b28 in ntdll!RtlRaiseException ()
   from C:\Windows\SYSTEM32\ntdll.dll
 #9  0x000007feb42289cc in RaiseException ()
   from C:\Windows\system32\KernelBase.dll
 #10 0x000007feb157278b in MMDevAPI!DllCanUnloadNow ()
   from C:\Windows\System32\MMDevAPI.dll
 #11 0x000007feb1574b24 in MMDevAPI!DllGetClassObject ()
   from C:\Windows\System32\MMDevAPI.dll
 #12 0x000007fea57e1c87 in DllGetClassObject ()
   from C:\Windows\SYSTEM32\AudioSes.dll
 #13 0x000007feb1575a15 in MMDevAPI!DllGetClassObject ()
   from C:\Windows\System32\MMDevAPI.dll
 #14 0x0000000054a71438 in ActivateDevice (opaque=<optimized out>,
    iid=<optimized out>, actparms=<optimized out>, pv=<optimized out>)
    at ../../extras/package/win32/../../../modules/audio_output/mmdevice.c:1018
 ...
Signed-off-by: Thomas Guillem <thomas@gllm.fr>

The configury for gnutls already probes for this, but does not use
the values it finds.
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

Signed-off-by: Thomas Guillem <thomas@gllm.fr>

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

Ref #16154

refs #17080

This is needed for xcb-composite

regression following 70a05fb5