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    my @search_path;

    #check LD_LIBRARY_PATH first to allow user to override /usr/local
    if ( defined $ENV{LD_LIBRARY_PATH} ) {
        push @search_path, split /:/, $ENV{LD_LIBRARY_PATH};
    }
    else {
        say "LD_LIBRARY_PATH is not set";
    }
    
    #could be in any of these places i guess
    push @search_path, qw( /usr/local /usr /usr/share );


    for my $folder ( @search_path ) {
        my ( $include_dir, $lib_dir );

        if ( -e "$folder/$header_file" ) {
            $include_dir = $folder;
        }
        elsif ( -e "$folder/include/$header_file" ) {