1 #include <wctype.h>
2 
3 static const unsigned char table[] = {
4 #include "alpha.h"
5 };
6 
iswalpha(wint_t wc)7 int iswalpha(wint_t wc)
8 {
9 	if (wc<0x20000U)
10 		return (table[table[wc>>8]*32+((wc&255)>>3)]>>(wc&7))&1;
11 	if (wc<0x2fffeU)
12 		return 1;
13 	return 0;
14 }
15