22 #define _tolower(a) ((a)|0x20)
23 #define _toupper(a) ((a)&0x5f)
25 #define isalpha(a) ((unsigned)(((a)|32)-'a') < 26)
26 #define isdigit(a) ((unsigned)((a)-'0') < 10)
27 #define islower(a) ((unsigned)((a)-'a') < 26)
28 #define isupper(a) ((unsigned)((a)-'A') < 26)
29 #define isprint(a) ((unsigned)((a)-0x20) < 0x5f)
30 #define isgraph(a) ((unsigned)((a)-0x21) < 0x5e)
34 #define __NEED_locale_t
35 #include <bits/alltypes.h>
37 int isalnum_l(int, locale_t);
38 int isalpha_l(int, locale_t);
39 int isblank_l(int, locale_t);
40 int iscntrl_l(int, locale_t);
41 int isdigit_l(int, locale_t);
42 int isgraph_l(int, locale_t);
43 int islower_l(int, locale_t);
44 int isprint_l(int, locale_t);
45 int ispunct_l(int, locale_t);
46 int isspace_l(int, locale_t);
47 int isupper_l(int, locale_t);
48 int isxdigit_l(int, locale_t);
49 int tolower_l(int, locale_t);
50 int toupper_l(int, locale_t);