add/unify redirect to nul

Author: mvorisek

.github/scripts/windows/build_task.bat

@@ -5,32 +5,32 @@ if /i "%APPVEYOR%%GITHUB_ACTIONS%" neq "True" (
     exit /b 3
 )
 
-if /i "%APPVEYOR%" equ "True" rmdir /s /q C:\cygwin >NUL 2>NUL
+if /i "%APPVEYOR%" equ "True" rmdir /s /q C:\cygwin >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
-if /i "%APPVEYOR%" equ "True" rmdir /s /q C:\cygwin64 >NUL 2>NUL
+if /i "%APPVEYOR%" equ "True" rmdir /s /q C:\cygwin64 >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
-if /i "%APPVEYOR%" equ "True" rmdir /s /q C:\mingw >NUL 2>NUL
+if /i "%APPVEYOR%" equ "True" rmdir /s /q C:\mingw >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
-if /i "%APPVEYOR%" equ "True" rmdir /s /q C:\mingw-w64 >NUL 2>NUL
+if /i "%APPVEYOR%" equ "True" rmdir /s /q C:\mingw-w64 >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
-if /i "%APPVEYOR%" equ "True" rmdir /s /q C:\msys64 >NUL 2>NUL
+if /i "%APPVEYOR%" equ "True" rmdir /s /q C:\msys64 >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
-if /i "%APPVEYOR%" equ "True" rmdir /s /q c:\OpenSSL-Win32 >NUL 2>NUL
+if /i "%APPVEYOR%" equ "True" rmdir /s /q c:\OpenSSL-Win32 >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
-if /i "%APPVEYOR%" equ "True" rmdir /s /q c:\OpenSSL-Win64 >NUL 2>NUL
+if /i "%APPVEYOR%" equ "True" rmdir /s /q c:\OpenSSL-Win64 >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
-if /i "%APPVEYOR%" equ "True" rmdir /s /q c:\OpenSSL-v11-Win32 >NUL 2>NUL
+if /i "%APPVEYOR%" equ "True" rmdir /s /q c:\OpenSSL-v11-Win32 >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
-if /i "%APPVEYOR%" equ "True" rmdir /s /q c:\OpenSSL-v11-Win64 >NUL 2>NUL
+if /i "%APPVEYOR%" equ "True" rmdir /s /q c:\OpenSSL-v11-Win64 >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
 rem rmdir takes several minutes rename instead only
 pushd C:\
 if /i "%GITHUB_ACTIONS%" equ "True" ren msys64 msys64-del
 if %errorlevel% neq 0 exit /b 3
 popd
-del /f /q C:\Windows\System32\libcrypto-1_1-x64.dll >NUL 2>NUL
+del /f /q C:\Windows\System32\libcrypto-1_1-x64.dll >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
-del /f /q C:\Windows\System32\libssl-1_1-x64.dll >NUL 2>NUL
+del /f /q C:\Windows\System32\libssl-1_1-x64.dll >nul 2>&1
 if %errorlevel% neq 0 exit /b 3
 
 call %~dp0find-target-branch.bat

.github/scripts/windows/find-target-branch.bat

@@ -1,11 +1,11 @@
 @echo off
 
-findstr /m "PHP_VERSION_ID 800" %~dp0..\..\..\main\php_version.h
+findstr /m "PHP_VERSION_ID 800" %~dp0..\..\..\main\php_version.h >nul 2>&1
 if %errorlevel% equ 0 (
     set BRANCH=8.0
     goto :eof
 )
-findstr /m "PHP_VERSION_ID 810" %~dp0..\..\..\main\php_version.h
+findstr /m "PHP_VERSION_ID 810" %~dp0..\..\..\main\php_version.h >nul 2>&1
 if %errorlevel% equ 0 (
     set BRANCH=8.1
     goto :eof

.github/scripts/windows/test_task.bat

@@ -68,15 +68,15 @@ if %errorlevel% neq 0 exit /b 3
 if %errorlevel% neq 0 exit /b 3
 
 rem prepare for ext/openssl
-rmdir /s /q C:\OpenSSL-Win32 >NUL 2>NUL
-rmdir /s /q C:\OpenSSL-Win64 >NUL 2>NUL
+rmdir /s /q C:\OpenSSL-Win32 >nul 2>&1
+rmdir /s /q C:\OpenSSL-Win64 >nul 2>&1
 if "%PLATFORM%" == "x86" (
 	set OPENSSLDIR="C:\Program Files (x86)\Common Files\SSL"
 ) else (
 	set OPENSSLDIR="C:\Program Files\Common Files\SSL"
 )
 if /i "%GITHUB_ACTIONS%" equ "True" (
-    rmdir /s /q %OPENSSLDIR% >NUL 2>NUL
+    rmdir /s /q %OPENSSLDIR% >nul 2>&1
 )
 mkdir %OPENSSLDIR%
 if %errorlevel% neq 0 exit /b 3