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#ifndef __CTYPE

#define __CTYPE

extern int isalnum(int);

extern int isalpha(int);

extern int iscntrl(int);

extern int isdigit(int);

extern int isgraph(int);

extern int islower(int);

extern int isprint(int);

extern int ispunct(int);

extern int isspace(int);

extern int isupper(int);

extern int isxdigit(int);

extern int tolower(int);

extern int toupper(int);

#define __U     01

#define __L     02

#define __N     04

#define __S     010

#define __P     020

#define __C     040

#define _U      01

#define _L      02

#define _N      04

#define _S      010

#define _P      020

#define _C      040

#define _B      0100

#define _X      0200

extern unsigned char __ctype[];

#define isalpha(c)      ((__ctype + 1)[c] & (_U | _L))

#define isupper(c)      ((__ctype + 1)[c] & _U)

#define islower(c)      ((__ctype + 1)[c] & _L)

#define isdigit(c)      ((__ctype + 1)[c] & _N)

#define isxdigit(c)     ((__ctype + 1)[c] & _X)

#define isalnum(c)      ((__ctype + 1)[c] & (_U | _L | _N))

#define isspace(c)      ((__ctype + 1)[c] & _S)

#define ispunct(c)      ((__ctype + 1)[c] & _P)

#define isprint(c)      ((__ctype + 1)[c] & (_P | _U | _L | _N | _B))

#define isgraph(c)      ((__ctype + 1)[c] & (_P | _U | _L | _N))

#define iscntrl(c)      ((__ctype + 1)[c] & _C)

#endif /* __CTYPE */