C v linux (unix) in odpiranje naprave

#include <stdio.h>
FILE *disketnik;
FILE *zvocna_mikrofon;
FILE *zvocna_zvocnik;
FILE *printer;
FILE *konzola;
disketnik = fopen("/dev/fd0", "r");
zvocna_mikrofon = fopen("/dev/dsp", "r");
zvocna_zvocnik = fopen("/dev/dsp", "w");
printer = fopen("/dev/lp0", "w");
konzola = fopen("/dev/console", "w");