Resolved warning C4996: 'fileno': The POSIX name for this item is dep… #5998

Job	Run time
build (windows-2019, Win32, v142, 17, Debug)	1m 37s
build (windows-2019, Win32, v142, 17, Release)	2m 33s
build (windows-2019, Win32, v142, 17, -DBUILD_SHARED_LIBS=ON, Debug)	1m 48s
build (windows-2019, Win32, v142, 17, -DBUILD_SHARED_LIBS=ON, Release)	2m 54s
build (windows-2019, x64, v140, 14, Debug)	1m 51s
build (windows-2019, x64, v140, 14, Release)	2m 8s
build (windows-2019, x64, v141, 17, Debug)	1m 30s
mingw (mingw64)	3m 52s
build (windows-2019, x64, v141, 17, Release)	2m 17s
mingw (ucrt64)	4m 29s
build (windows-2019, x64, v142, 17, Debug)	1m 37s
build (windows-2019, x64, v142, 17, Release)	2m 52s
build (windows-2019, x64, v142, 17, -DBUILD_SHARED_LIBS=ON, Debug)	2m 10s
build (windows-2019, x64, v142, 17, -DBUILD_SHARED_LIBS=ON, Release)	2m 25s
build (windows-2019, x64, v142, 20, Debug)	2m 22s
build (windows-2019, x64, v142, 20, Release)	3m 40s
build (windows-2022, x64, v143, Debug, 20)	1m 37s
	41m 42s

Provide feedback