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usr
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klibc
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stdio
/
fileno.c
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#include
"stdioint.h"
int
fileno
(
FILE
*
file
)
{
struct
_IO_file_pvt
*
f
=
stdio_pvt
(
file
);
if
(
f
->
isfile
)
return
(
int
)(
intptr_t
)
f
->
cookie
;
errno
=
EBADF
;
return
-
1
;
}