* Copyright (c) 1989 The Regents of the University of California.
* %sccs.include.redist.c%
* @(#)ctype.h 5.7 (Berkeley) %G%
extern char __ctype
[], __maplower
[], __mapupper
[];
#define isalnum(c) ((__ctype + 1)[c] & (_U|_L|_N))
#define isalpha(c) ((__ctype + 1)[c] & (_U|_L))
#define iscntrl(c) ((__ctype + 1)[c] & _C)
#define isdigit(c) ((__ctype + 1)[c] & _N)
#define isgraph(c) ((__ctype + 1)[c] & (_P|_U|_L|_N))
#define islower(c) ((__ctype + 1)[c] & _L)
#define isprint(c) ((__ctype + 1)[c] & (_P|_U|_L|_N|_B))
#define ispunct(c) ((__ctype + 1)[c] & _P)
#define isspace(c) ((__ctype + 1)[c] & _S)
#define isupper(c) ((__ctype + 1)[c] & _U)
#define isxdigit(c) ((__ctype + 1)[c] & (_N|_X))
#define tolower(c) ((__maplower + 1)[c])
#define toupper(c) ((__mapupper + 1)[c])
#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
#define isascii(c) ((unsigned int)(c) <= 0177)
#define isblank(c) ((c) == '\t' || (c) == ' ')
#define toascii(c) ((c) & 0177)