root/lib/libc/locale/mbrtoc16_iconv.c
#define charXX_t        char16_t
#define mbrtocXX        mbrtoc16
#define mbrtocXX_l      mbrtoc16_l
#define DSTBUF_LEN      2
#define UTF_XX_INTERNAL "UTF-16-INTERNAL"

#include "mbrtocXX_iconv.h"