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Diffstat (limited to 'src/unistd/ttyname_r.c')
-rw-r--r--src/unistd/ttyname_r.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/unistd/ttyname_r.c b/src/unistd/ttyname_r.c
index cb364c29..82acb75e 100644
--- a/src/unistd/ttyname_r.c
+++ b/src/unistd/ttyname_r.c
@@ -9,7 +9,7 @@ int ttyname_r(int fd, char *name, size_t size)
char procname[sizeof "/proc/self/fd/" + 3*sizeof(int) + 2];
ssize_t l;
- if (!isatty(fd)) return ENOTTY;
+ if (!isatty(fd)) return errno;
__procfdname(procname, fd);
l = readlink(procname, name, size);