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-rw-r--r--posix/unistd.h14
1 files changed, 4 insertions, 10 deletions
diff --git a/posix/unistd.h b/posix/unistd.h
index 6fdfa0d..1e28ba2 100644
--- a/posix/unistd.h
+++ b/posix/unistd.h
@@ -699,18 +699,12 @@ extern __pid_t vfork (void) __THROW;
/* Return the pathname of the terminal FD is open on, or NULL on errors.
- The returned storage is good only until the next call to this function.
-
- This function is a possible cancellation points and therefore not
- marked with __THROW. */
-extern char *ttyname (int __fd);
+ The returned storage is good only until the next call to this function. */
+extern char *ttyname (int __fd) __THROW;
/* Store at most BUFLEN characters of the pathname of the terminal FD is
- open on in BUF. Return 0 on success, otherwise an error number.
-
- This function is a possible cancellation points and therefore not
- marked with __THROW. */
-extern int ttyname_r (int __fd, char *__buf, size_t __buflen);
+ open on in BUF. Return 0 on success, otherwise an error number. */
+extern int ttyname_r (int __fd, char *__buf, size_t __buflen) __THROW;
/* Return 1 if FD is a valid descriptor associated
with a terminal, zero if not. */