musl - musl - an implementation of the standard library for Linux-based systems

diff --git a/src/stdio/putwchar.c b/src/stdio/putwchar.c
index 3aacc1cf..b249c4ac 100644
--- a/src/stdio/putwchar.c
+++ b/src/stdio/putwchar.c

@@ -1,4 +1,5 @@

#include "stdio_impl.h"

+#include <wchar.h>

wint_t putwchar(wchar_t c)

{