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posix_ioctl_check.c
(revision aef5eb5f59cdfe8314f1b5f78ac04eb144e44010)
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1
#
include
<
sys
/
ioctl.h
>
2
3
int
4
posix_ioctl_check
(
int
fd
)
5
{
6
return
ioctl
(
fd
,
-1
, 0);
7
}
8