size_t __len, mbstate_t *__restrict __ps) __THROW;
libc_hidden_proto(mbsnrtowcs)
/* Write multibyte character representation of at most NWC characters
from the wide character string SRC to DST. */
extern size_t wcsnrtombs (char *__restrict __dst,
size_t __len, mbstate_t *__restrict __ps) __THROW;
libc_hidden_proto(mbsnrtowcs)
/* Write multibyte character representation of at most NWC characters
from the wide character string SRC to DST. */
extern size_t wcsnrtombs (char *__restrict __dst,