Backed out changeset b6c206049d8a
The nvmemmory library depends on a modification to qemu; this change
is therefore backed out in order to allow NVM functionality to be
merged into graphics-phase-3 by transplanting individual commits.
/* Fudge unix isatty and fileno for RISCOS */
#include <stdio.h>
#include <time.h>
int fileno(FILE *f);
int isatty(int fn);
unsigned int unixtime(unsigned int ld,unsigned int ex);
int acorntime(unsigned int *ex, unsigned int *ld, time_t ut);
int isdir(char *fn);
int isfile(char *fn);
int object_exists(char *fn);