中国DOS联盟

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---

BEGIN{
    OFS="\t";
}
{
    gsub(/[[:space:]][[:space:]]+/,"\t");
    if(NF==4){
        $NF="";
        temps=$0;
    } else {
        if($1~/^OS:window/){
            print temps""$0
        }else{print;}
    }
}

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---

gawk -f test.awk test.txt

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---

@echo off
for /f "tokens=1-5" %%a in (test.txt) do (
    if not "%%e"=="" (echo %%a  %%b  %%c  %%d  %%e) else (
        if "%%a"=="OS:window" echo %%a  %%b
        if not "%%d"=="" set /p some=%%a  %%b  %%c <nul
    )
)
pause