[PATCH v2] libio: Properly link in function _IO_wfile_doallocate in static binaries

[H.J. Lu]

Hi Yunze,

Regarding the change in libio/Makefile:

-tests-static += tst-stdio-static
+tests-static += tst-stdio-static tst-wfiledoallocate-static

Please put each test on its own line.

Thanks,
H.J.