71cf200b2e4954a47ad29b82299da152c24262e3
3 int substdio_copy(ssout
,ssin
)
4 register substdio
*ssout
;
5 register substdio
*ssin
;
11 n
= substdio_feed(ssin
);
14 x
= substdio_PEEK(ssin
);
15 if (substdio_put(ssout
,x
,n
) == -1) return -3;
16 substdio_SEEK(ssin
,n
);