#include main(int argc, char **argv, char **envp) { LONG errno; ULONG fd,rc; errno = Open ((CHAR *)argv[1], OpenReadOnly, &fd); if (errno) { printf("open FAILED: %s\n",argv[1]); perror(errno, 0); } else { printf ("%s opened OK\n", argv[1]); } while (1) { char buf=0; errno=Read(fd,&buf,1,&rc); if (rc == 0) goto done; printf("%x %c\n",buf,buf); } done: Close(fd); return; }