curl.sh: prefer or fix to use the local curl to download busybox [ci skip]

Author: vszakats

curl.sh

@@ -609,8 +609,8 @@ _VER="$1"
           printf "%s\r\n" '@if "%PROCESSOR_ARCHITECTURE%" == "AMD64" set bb=busybox64'
           printf "%s\r\n" '@if "%PROCESSOR_ARCHITECTURE%" == "ARM64" set bb=busybox64a'
           printf "%s\r\n" '@for %%P in (%PATH:;=;%) do @dir /b "%%~P\busybox.exe" >nul 2>&1 && (set bb_dir=%%~P\& set bb=busybox)'
-          printf "%s\r\n" '@if not exist "%bb_dir%%bb%.exe" curl -fsSO https://frippery.org/files/busybox/%bb%.exe'
           printf "%s\r\n" '@set PATH=%~dp0;%PATH'
+          printf "%s\r\n" '@if not exist "%bb_dir%%bb%.exe" curl -fsSO https://frippery.org/files/busybox/%bb%.exe'
           printf "%s\r\n" '@"%bb_dir%%bb%.exe" sh "%~dp0wcurl" %*'
         } > "${_DST}"/bin/wcurl.bat
       fi