case $# in 
     0) more info.2;;
     *) for i
        do awk "  { if (NF>1 && \$1 ~ /\(.*\)/ && \$2==\"$i\") s=1;
                    if (s && \$1==\"-----\") exit;
                    if (s) print;
                  }
              END { if (s==0)
                    printf(\"$i:    command not found in info.3.\n\");
                  }
               "  info.3 | more
        done;;
esac
