1 #pragma once 2 3 #include <libc/src/sys/types.h> 4 5 #pragma once 6 7 #include <libc/src/__libc__.h> 8 9 10 int isalnum(int c); 11 int isalpha(int c); 12 int isdigit(int c); 13 int islower(int c); 14 int isprint(int c); 15 int isgraph(int c); 16 int iscntrl(int c); 17 int isgraph(int c); 18 int ispunct(int c); 19 int isspace(int c); 20 int isupper(int c); 21 int isxdigit(int c); 22 23 int isascii(int c); 24 25 int tolower(int c); 26 int toupper(int c); 27 28 #define _U 01 29 #define _L 02 30 #define _N 04 31 #define _S 010 32 #define _P 020 33 #define _C 040 34 #define _X 0100 35 #define _B 0200 36 37 extern char _ctype_[256]; 38 39