kbhit():
#includeint kbhit(void);int kbhit(void) {struct termios term, oterm;int fd = 0;int c = 0;tcgetattr(fd, &oterm);memcpy(&term, &oterm, sizeof(term));term.c_lflag = term.c_lflag & (!ICANON);term.c_cc[VMIN] = 0;term.c_cc[VTIME] = 1;tcsetattr(fd, TCSANOW, &term);c = getchar();tcsetattr(fd, TCSANOW, &oterm);if (c != -1)ungetc(c, stdin);return ((c != -1) ? 1 : 0);}
und getch():
#includeint getch();int getch(){static int ch = -1, fd = 0;struct termios neu, alt;fd = fileno(stdin);tcgetattr(fd, &alt);neu = alt;neu.c_lflag &= ~(ICANON|ECHO);tcsetattr(fd, TCSANOW, &neu);ch = getchar();tcsetattr(fd, TCSANOW, &alt);return ch;}
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