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-rw-r--r--libio/bits/stdio-ldbl.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/libio/bits/stdio-ldbl.h b/libio/bits/stdio-ldbl.h
index 63249797ff..7a4291225e 100644
--- a/libio/bits/stdio-ldbl.h
+++ b/libio/bits/stdio-ldbl.h
@@ -61,6 +61,10 @@ __LDBL_REDIR_DECL (obstack_vprintf)
 #if __USE_FORTIFY_LEVEL > 0 && !defined __cplusplus
 __LDBL_REDIR_DECL (__sprintf_chk)
 __LDBL_REDIR_DECL (__vsprintf_chk)
+# if defined __USE_BSD || defined __USE_ISOC99 || defined __USE_UNIX98
+__LDBL_REDIR_DECL (__snprintf_chk)
+__LDBL_REDIR_DECL (__vsnprintf_chk)
+# endif
 # if __USE_FORTIFY_LEVEL > 1
 __LDBL_REDIR_DECL (__fprintf_chk)
 __LDBL_REDIR_DECL (__printf_chk)