#! perl -nlw
if (/ROOT FAILURE/){
    print;
} elsif (/Missing C library: (\S+)/) {
    system ('apt-file','search','-x',"/lib$1.so\$");
} elsif (/Missing C libraries: (.+)/) {
    $x=$1;
    @y=split /\s*,\s*/,$x;
    for(@y){
        system ('apt-file','search','-x',"/lib$_.so\$");
    }
}