287   int pipefd[2];  in compress_stream()  local
290   xpipe(pipefd);  in compress_stream()
298     xclose(pipefd[1]); /* Close unused write*/  in compress_stream()
299     dup2(pipefd[0], 0);  in compress_stream()
303     xclose(pipefd[0]);          /* Close unused read end */  in compress_stream()
304     dup2(pipefd[1], tar_hdl->src_fd); //write to pipe  in compress_stream()
318   int pipefd[2], status = 0;  in extract_to_command()  local
322   if (pipe(pipefd) == -1) error_exit("pipe");  in extract_to_command()
346     xclose(pipefd[1]); // Close unused write  in extract_to_command()
347     dup2(pipefd[0], 0);  in extract_to_command()
351     xclose(pipefd[0]);  // Close unused read end  in extract_to_command()
352     copy_in_out(tar->src_fd, pipefd[1], file_hdr->size);  in extract_to_command()
354     xclose(pipefd[1]);  in extract_to_command()
502   int pipefd[2];                in extract_stream()  local
505   if (pipe(pipefd) == -1) error_exit("pipe");  in extract_stream()
512     xclose(pipefd[0]); /* Close unused read*/  in extract_stream()
514     dup2(pipefd[1], 1); //write to pipe  in extract_stream()
517     xclose(pipefd[1]);          /* Close unused read end */  in extract_stream()
518     dup2(pipefd[0], tar_hdl->src_fd); //read from pipe  in extract_stream()