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-rw-r--r--libc/stdio/_stdio.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/libc/stdio/_stdio.h b/libc/stdio/_stdio.h
index e4aa5d740..7dd105cce 100644
--- a/libc/stdio/_stdio.h
+++ b/libc/stdio/_stdio.h
@@ -19,6 +19,17 @@
#include <string.h>
#include <unistd.h>
+extern int __vfprintf (FILE *__restrict __s, __const char *__restrict __format,
+ __gnuc_va_list __arg) attribute_hidden;
+
+extern int __vsnprintf (char *__restrict __s, size_t __maxlen,
+ __const char *__restrict __format, __gnuc_va_list __arg)
+ __THROW __attribute__ ((__format__ (__printf__, 3, 0))) attribute_hidden;
+
+extern int __vfwprintf (__FILE *__restrict __s,
+ __const wchar_t *__restrict __format,
+ __gnuc_va_list __arg) attribute_hidden;
+
#ifdef __UCLIBC_HAS_WCHAR__
#include <wchar.h>
#endif