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Rev 6424 Rev 6432
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#define __PUNCT   128
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#define __PUNCT   128
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#define __BLANK   256
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#define __BLANK   256
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#define __UPPER   512
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#define __UPPER   512
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#define __XDIGIT 1024
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#define __XDIGIT 1024
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extern char __is[128];
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extern unsigned short __is[128];
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#define isalnum(c)(__is[c] & __ALNUM ) /* 'a'-'z', 'A'-'Z', '0'-'9' */
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#define isalnum(c)(__is[c+1] & __ALNUM ) /* 'a'-'z', 'A'-'Z', '0'-'9' */
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#define isalpha(c)(__is[c] & __ALPHA ) /* 'a'-'z', 'A'-'Z' */
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#define isalpha(c)(__is[c+1] & __ALPHA ) /* 'a'-'z', 'A'-'Z' */
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#define iscntrl(c)(__is[c] & __CNTRL ) /* 0-31, 127 */
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#define iscntrl(c)(__is[c+1] & __CNTRL ) /* 0-31, 127 */
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#define isdigit(c)(__is[c] & __DIGIT ) /* '0'-'9' */
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#define isdigit(c)(__is[c+1] & __DIGIT ) /* '0'-'9' */
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#define isgraph(c)(__is[c] & __GRAPH ) /* '!'-'~' */
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#define isgraph(c)(__is[c+1] & __GRAPH ) /* '!'-'~' */
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#define islower(c)(__is[c] & __LOWER ) /* 'a'-'z' */
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#define islower(c)(__is[c+1] & __LOWER ) /* 'a'-'z' */
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#define isprint(c)(__is[c] & __PRINT ) /* ' '-'~' */
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#define isprint(c)(__is[c+1] & __PRINT ) /* ' '-'~' */
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#define ispunct(c)(__is[c] & __PUNCT ) /* !alnum && !cntrl && !space */
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#define ispunct(c)(__is[c+1] & __PUNCT ) /* !alnum && !cntrl && !space */
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#define isspace(c)(__is[c] & __BLANK ) /* HT, LF, VT, FF, CR, ' ' */
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#define isspace(c)(__is[c+1] & __BLANK ) /* HT, LF, VT, FF, CR, ' ' */
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#define isupper(c)(__is[c] & __UPPER ) /* 'A'-'Z' */
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#define isupper(c)(__is[c+1] & __UPPER ) /* 'A'-'Z' */
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#define isxdigit(c)(__is[c] & __XDIGIT) /* '0'-'9', 'a'-'f', 'A'-'F' */
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#define isxdigit(c)(__is[c+1] & __XDIGIT) /* '0'-'9', 'a'-'f', 'A'-'F' */