1#include <ctype.h>
2#include "libc.h"
3#undef isalpha
4
5int isalpha(int c)
6{
7	return ((unsigned)c|32)-'a' < 26;
8}
9
10int __isalpha_l(int c, locale_t l)
11{
12	return isalpha(c);
13}
14
15weak_alias(__isalpha_l, isalpha_l);
16