--- Makefile.vc.sav	2021-07-30 00:55:37.000000000 +0200
+++ Makefile.vc	2022-01-25 17:35:30.206117700 +0100
@@ -8,13 +8,13 @@
 LIBSHARPYUV_BASENAME = libsharpyuv
 
 !IFNDEF ARCH
-!IF ! [ cl 2>&1 | find "x86" > NUL ]
+!IF ! [ $(CC) 2>&1 | grep -q "x86" > NUL ]
 ARCH = x86
-!ELSE IF ! [ cl 2>&1 | find "x64" > NUL ]
+!ELSE IF ! [ $(CC) 2>&1 | grep -q "x64" > NUL ]
 ARCH = x64
-!ELSE IF ! [ cl 2>&1 | find "ARM64" > NUL ]
+!ELSE IF ! [ $(CC) 2>&1 | grep -q "ARM64" > NUL ]
 ARCH = ARM64
-!ELSE IF ! [ cl 2>&1 | find "ARM" > NUL ]
+!ELSE IF ! [ $(CC) 2>&1 | grep -q "ARM" > NUL ]
 ARCH = ARM
 !ELSE
 !ERROR Unable to auto-detect toolchain architecture! \
@@ -30,8 +30,8 @@
 ## Nothing more to do below this line!
 
 NOLOGO     = /nologo
-CCNODBG    = cl.exe $(NOLOGO) /O2 /DNDEBUG
-CCDEBUG    = cl.exe $(NOLOGO) /Od /Zi /D_DEBUG /RTC1
+CCNODBG    = $(CC) $(NOLOGO) /O2 /DNDEBUG
+CCDEBUG    = $(CC) $(NOLOGO) /Od /Zi /D_DEBUG /RTC1
 CFLAGS     = /I. /Isrc $(NOLOGO) /W3 /EHsc /c
 CFLAGS     = $(CFLAGS) /DWIN32 /D_CRT_SECURE_NO_WARNINGS /DWIN32_LEAN_AND_MEAN
 LDFLAGS    = /LARGEADDRESSAWARE /MANIFEST:EMBED /NXCOMPAT /DYNAMICBASE
@@ -69,7 +69,7 @@
 RTLIB   = /MD
 RTLIBD  = /MDd
 !ENDIF
-DIRBASE = $(OUTDIR)\$(CFG)\$(ARCH)
+DIRBASE = $(OUTDIR)
 DIROBJ = $(DIRBASE)\obj
 DIRLIB = $(DIRBASE)\lib
 DIRINC = $(DIRBASE)\include
@@ -89,10 +89,10 @@
 
 # Target configuration
 !IF "$(CFG)" == "release-static"
-CC             = $(CCNODBG)
+CC_             = $(CCNODBG)
 STATICLIBBUILD = TRUE
 !ELSE IF "$(CFG)" == "debug-static"
-CC             = $(CCDEBUG)
+CC_             = $(CCDEBUG)
 RTLIB          = $(RTLIBD)
 STATICLIBBUILD = TRUE
 LIBWEBPDECODER_BASENAME = $(LIBWEBPDECODER_BASENAME)_debug
@@ -101,11 +101,11 @@
 LIBWEBPDEMUX_BASENAME = $(LIBWEBPDEMUX_BASENAME)_debug
 LIBSHARPYUV_BASENAME = $(LIBSHARPYUV_BASENAME)_debug
 !ELSE IF "$(CFG)" == "release-dynamic"
-CC        = $(CCNODBG)
+CC_        = $(CCNODBG)
 RC        = $(RCNODBG)
 DLLBUILD  = TRUE
 !ELSE IF "$(CFG)" == "debug-dynamic"
-CC        = $(CCDEBUG)
+CC_        = $(CCDEBUG)
 RC        = $(RCDEBUG)
 RTLIB     = $(RTLIBD)
 DLLBUILD  = TRUE
@@ -117,7 +117,7 @@
 !ENDIF
 
 !IF "$(STATICLIBBUILD)" == "TRUE"
-CC     = $(CC) $(RTLIB)
+CC_     = $(CC_) $(RTLIB)
 CFGSET = TRUE
 LIBWEBPDECODER = $(DIRLIB)\$(LIBWEBPDECODER_BASENAME).lib
 LIBWEBP = $(DIRLIB)\$(LIBWEBP_BASENAME).lib
@@ -125,7 +125,7 @@
 LIBWEBPDEMUX = $(DIRLIB)\$(LIBWEBPDEMUX_BASENAME).lib
 LIBSHARPYUV = $(DIRLIB)\$(LIBSHARPYUV_BASENAME).lib
 !ELSE IF "$(DLLBUILD)" == "TRUE"
-CC     = $(CC) /I$(DIROBJ) $(RTLIB) /DWEBP_DLL
+CC_     = $(CC_) /I$(DIROBJ) $(RTLIB) /DWEBP_DLL
 LIBWEBPDECODER = $(DIRLIB)\$(LIBWEBPDECODER_BASENAME)_dll.lib
 LIBWEBP = $(DIRLIB)\$(LIBWEBP_BASENAME)_dll.lib
 LIBWEBPMUX = $(DIRLIB)\$(LIBWEBPMUX_BASENAME)_dll.lib
@@ -438,7 +438,7 @@
 
 !IF "$(DLLBUILD)" == "TRUE"
 {$(DIROBJ)}.c{$(DIROBJ)}.obj:
-	$(CC) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$@  $<
+	$(CC_) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$@  $<
 
 {src}.rc{$(DIROBJ)}.res:
 	$(RC) /fo$@ $<
@@ -471,41 +471,41 @@
 # File-specific flag builds. Note batch rules take precedence over wildcards,
 # so for now name each file individually.
 $(DIROBJ)\examples\anim_diff.obj: examples\anim_diff.c
-	$(CC) $(CFLAGS) /DWEBP_HAVE_GIF /Fd$(LIBWEBP_PDBNAME) \
+	$(CC_) $(CFLAGS) /DWEBP_HAVE_GIF /Fd$(LIBWEBP_PDBNAME) \
 	  /Fo$(DIROBJ)\examples\ examples\$(@B).c
 $(DIROBJ)\examples\anim_dump.obj: examples\anim_dump.c
-	$(CC) $(CFLAGS) /DWEBP_HAVE_GIF /Fd$(LIBWEBP_PDBNAME) \
+	$(CC_) $(CFLAGS) /DWEBP_HAVE_GIF /Fd$(LIBWEBP_PDBNAME) \
 	  /Fo$(DIROBJ)\examples\ examples\$(@B).c
 $(DIROBJ)\examples\anim_util.obj: examples\anim_util.c
-	$(CC) $(CFLAGS) /DWEBP_HAVE_GIF /Fd$(LIBWEBP_PDBNAME) \
+	$(CC_) $(CFLAGS) /DWEBP_HAVE_GIF /Fd$(LIBWEBP_PDBNAME) \
 	  /Fo$(DIROBJ)\examples\ examples\$(@B).c
 $(DIROBJ)\examples\gif2webp.obj: examples\gif2webp.c
-	$(CC) $(CFLAGS) /DWEBP_HAVE_GIF /Fd$(LIBWEBP_PDBNAME) \
+	$(CC_) $(CFLAGS) /DWEBP_HAVE_GIF /Fd$(LIBWEBP_PDBNAME) \
 	  /Fo$(DIROBJ)\examples\ examples\$(@B).c
 $(DIROBJ)\examples\gifdec.obj: examples\gifdec.c
-	$(CC) $(CFLAGS) /DWEBP_HAVE_GIF /Fd$(LIBWEBP_PDBNAME) \
+	$(CC_) $(CFLAGS) /DWEBP_HAVE_GIF /Fd$(LIBWEBP_PDBNAME) \
 	  /Fo$(DIROBJ)\examples\ examples\$(@B).c
 # Batch rules
 {examples}.c{$(DIROBJ)\examples}.obj::
-	$(CC) $(CFLAGS) /Fd$(DIROBJ)\examples\ /Fo$(DIROBJ)\examples\ $<
+	$(CC_) $(CFLAGS) /Fd$(DIROBJ)\examples\ /Fo$(DIROBJ)\examples\ $<
 {extras}.c{$(DIROBJ)\extras}.obj::
-	$(CC) $(CFLAGS) /Fd$(DIROBJ)\extras\ /Fo$(DIROBJ)\extras\ $<
+	$(CC_) $(CFLAGS) /Fd$(DIROBJ)\extras\ /Fo$(DIROBJ)\extras\ $<
 {imageio}.c{$(DIROBJ)\imageio}.obj::
-	$(CC) $(CFLAGS) /Fd$(DIROBJ)\imageio\ /Fo$(DIROBJ)\imageio\ $<
+	$(CC_) $(CFLAGS) /Fd$(DIROBJ)\imageio\ /Fo$(DIROBJ)\imageio\ $<
 {sharpyuv}.c{$(DIROBJ)\sharpyuv}.obj::
-	$(CC) $(CFLAGS) /Fd$(DIROBJ)\sharpyuv\ /Fo$(DIROBJ)\sharpyuv\ $<
+	$(CC_) $(CFLAGS) /Fd$(DIROBJ)\sharpyuv\ /Fo$(DIROBJ)\sharpyuv\ $<
 {src\dec}.c{$(DIROBJ)\dec}.obj::
-	$(CC) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\dec\ $<
+	$(CC_) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\dec\ $<
 {src\demux}.c{$(DIROBJ)\demux}.obj::
-	$(CC) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\demux\ $<
+	$(CC_) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\demux\ $<
 {src\dsp}.c{$(DIROBJ)\dsp}.obj::
-	$(CC) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\dsp\ $<
+	$(CC_) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\dsp\ $<
 {src\enc}.c{$(DIROBJ)\enc}.obj::
-	$(CC) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\enc\ $<
+	$(CC_) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\enc\ $<
 {src\mux}.c{$(DIROBJ)\mux}.obj::
-	$(CC) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\mux\ $<
+	$(CC_) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\mux\ $<
 {src\utils}.c{$(DIROBJ)\utils}.obj::
-	$(CC) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\utils\ $<
+	$(CC_) $(CFLAGS) /Fd$(LIBWEBP_PDBNAME) /Fo$(DIROBJ)\utils\ $<
 
 LNKLIBS     = ole32.lib windowscodecs.lib shlwapi.lib
 !IF "$(UNICODE)" == "1"