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-rw-r--r--lib/libc/include/stdio.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/libc/include/stdio.h b/lib/libc/include/stdio.h
index cdb9c14..460b674 100644
--- a/lib/libc/include/stdio.h
+++ b/lib/libc/include/stdio.h
@@ -75,6 +75,7 @@ __BEGIN_DECLS
size_t fread(void *__restrict ptr, size_t size, size_t n, FILE *__restrict stream);
size_t fwrite(const void *__restrict ptr, size_t size, size_t n, FILE *__restrict stream);
+int vsnprintf(char *s, size_t size, const char *fmt, va_list ap);
int fputc(int c, FILE *stream);
int putchar(int c);