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-rw-r--r--stdlib/stdlib.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/stdlib/stdlib.h b/stdlib/stdlib.h
index 9b7537c545..dd779bd740 100644
--- a/stdlib/stdlib.h
+++ b/stdlib/stdlib.h
@@ -931,12 +931,13 @@ extern int wctomb (char *__s, wchar_t __wchar) __THROW;
/* Convert a multibyte string to a wide char string. */
extern size_t mbstowcs (wchar_t *__restrict __pwcs,
- const char *__restrict __s, size_t __n) __THROW;
+ const char *__restrict __s, size_t __n) __THROW
+ __attr_access ((__write_only__, 1, 3)) __attr_access ((__read_only__, 2));
/* Convert a wide char string to multibyte string. */
extern size_t wcstombs (char *__restrict __s,
const wchar_t *__restrict __pwcs, size_t __n)
- __THROW;
-
+ __THROW
+ __attr_access ((__write_only__, 1, 3)) __attr_access ((__read_only__, 2));
#ifdef __USE_MISC
/* Determine whether the string value of RESPONSE matches the affirmation
@@ -990,7 +991,7 @@ extern char *ptsname (int __fd) __THROW __wur;
terminal associated with the master FD is open on in BUF.
Return 0 on success, otherwise an error number. */
extern int ptsname_r (int __fd, char *__buf, size_t __buflen)
- __THROW __nonnull ((2));
+ __THROW __nonnull ((2)) __attr_access ((__write_only__, 2, 3));
/* Open a master pseudo terminal and return its file descriptor. */
extern int getpt (void);