clean up stdio_impl.h

[musl] / src / stdio / ungetwc.c

diff --git a/src/stdio/ungetwc.c b/src/stdio/ungetwc.c
index 5282fee..8cc85a6 100644 (file)
--- a/src/stdio/ungetwc.c
+++ b/src/stdio/ungetwc.c
@@ -1,4 +1,8 @@
 #include "stdio_impl.h"
+#include <wchar.h>
+#include <limits.h>
+#include <ctype.h>
+#include <string.h>
 
 wint_t ungetwc(wint_t c, FILE *f)
 {