/* +++Date last modified: 05-Jul-1997 *//***  UNXCONIO.H - Port crucial DOS|Win|OS/2 non-blocking console I/O**               functions to Unix/Posix.****  public domain SNIPPETS header for use with Steve Poole's TERM_OPT.C*/#ifndef UNXCONIO__H#define UNXCONIO__H#include <stdio.h>#include <unistd.h>#define echo_on()  term_option(0)#define echo_off() term_option(1)int term_option();int getch();#endif /* UNXCONIO__H */