1 #include <wchar.h>
2 #include <stdio.h>
3 #include <stdlib.h>
4 #include "internal.h"
5 
wctob(wint_t c)6 int wctob(wint_t c)
7 {
8 	if (c < 128U) return c;
9 	if (MB_CUR_MAX==1 && IS_CODEUNIT(c)) return (unsigned char)c;
10 	return EOF;
11 }
12