crt,headers: Use headers to redirect __ms_vscanf functions to vscan… #23

Job	Run time
llvm-mingw (ucrtbase)	22m 48s
gcc (ucrt, i686)	18m 52s
llvm-mingw (ucrt)	23m 34s
gcc (msvcrt, i686)	19m 11s
llvm-mingw (msvcrt)	23m 47s
gcc (msvcrt, x86_64)	21m 35s
gcc (ucrt, x86_64)	20m 24s
gcc-cross (ucrt, x86_64)	17m 56s
gcc-cross (msvcrt, x86_64)	18m 0s
gcc-cross (ucrt, i686)	17m 26s
gcc-cross (msvcrt, i686)	16m 57s
test-libcxx (x86_64)	1h 10m 32s
test-libcxx (x86_64, i686-w64-mingw32-)	1h 11m 58s
test-llvm-mingw (x86_64, ucrt)	3m 36s
linux-test-cross-build-ffmpeg (aarch64)	4m 46s
linux-test-cross-build-ffmpeg (armv7)	4m 35s
test-llvm-mingw (x86_64, msvcrt)	3m 31s
test-ffmpeg (i686)	17m 31s
linux-test-cross-build-ffmpeg (i686)	4m 52s
test-llvm-mingw (x86_64, ucrtbase)	3m 49s
test-ffmpeg (x86_64)	19m 58s
test-llvm-mingw (i686, msvcrt)	3m 34s
test-llvm-mingw (i686, ucrt)	3m 40s
linux-test-cross-build-ffmpeg (x86_64)	6m 41s
test-llvm-mingw (i686, ucrtbase)	3m 37s
test-gcc (ucrt, x86_64)	54s
test-gcc (ucrt, i686)	37s
test-gcc (msvcrt, i686)	52s
test-gcc (msvcrt, x86_64)	44s
	7h 26m 17s

Provide feedback