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-rw-r--r--libc/stdio/_stdio.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/libc/stdio/_stdio.h b/libc/stdio/_stdio.h
index 7dd105cce..13ecc3b4a 100644
--- a/libc/stdio/_stdio.h
+++ b/libc/stdio/_stdio.h
@@ -30,6 +30,21 @@ extern int __vfwprintf (__FILE *__restrict __s,
__const wchar_t *__restrict __format,
__gnuc_va_list __arg) attribute_hidden;
+extern int __vfscanf (FILE *__restrict __s, __const char *__restrict __format,
+ __gnuc_va_list __arg)
+ __attribute__ ((__format__ (__scanf__, 2, 0))) attribute_hidden;
+
+extern int __vsscanf (__const char *__restrict __s,
+ __const char *__restrict __format, __gnuc_va_list __arg)
+ __THROW __attribute__ ((__format__ (__scanf__, 2, 0))) attribute_hidden;
+
+extern int __vfwscanf (__FILE *__restrict __s,
+ __const wchar_t *__restrict __format,
+ __gnuc_va_list __arg) attribute_hidden;
+extern int __vswscanf (__const wchar_t *__restrict __s,
+ __const wchar_t *__restrict __format,
+ __gnuc_va_list __arg) __THROW attribute_hidden;
+
#ifdef __UCLIBC_HAS_WCHAR__
#include <wchar.h>
#endif