echo "Search For: \c"
read ans
export ans
find . -type f -name "*.[!r!d*]" -exec awk 2>/dev/null '
    BEGIN { "print $ans" | getline x; x = tolower( x ); X = toupper( x ); }
    index( $0, x ) > 0 || index( $0, X ) > 0 {
        printf "%s\n%d:%s\n", FILENAME, FNR, $0
    } ' {} \; 2>/dev/null | pg