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Rev 647 Rev 6424
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** All character classification functions except isascii().
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** All character classification functions except isascii().
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** Integer argument (c) must be in ASCII range (0-127) for
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** Integer argument (c) must be in ASCII range (0-127) for
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** dependable answers.
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** dependable answers.
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*/
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*/
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#define ALNUM     1
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#define __ALNUM     1
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#define ALPHA     2
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#define __ALPHA     2
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#define CNTRL     4
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#define __CNTRL     4
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#define DIGIT     8
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#define __DIGIT     8
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#define GRAPH    16
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#define __GRAPH    16
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#define LOWER    32
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#define __LOWER    32
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#define PRINT    64
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#define __PRINT    64
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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 char __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] & __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] & __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] & __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] & __DIGIT ) /* '0'-'9' */
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#define isgraph(c)(_is[c] & GRAPH ) /* '!'-'~' */
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#define isgraph(c)(__is[c] & __GRAPH ) /* '!'-'~' */
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#define islower(c)(_is[c] & LOWER ) /* 'a'-'z' */
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#define islower(c)(__is[c] & __LOWER ) /* 'a'-'z' */
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#define isprint(c)(_is[c] & PRINT ) /* ' '-'~' */
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#define isprint(c)(__is[c] & __PRINT ) /* ' '-'~' */
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#define ispunct(c)(_is[c] & PUNCT ) /* !alnum && !cntrl && !space */
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#define ispunct(c)(__is[c] & __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] & __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] & __UPPER ) /* 'A'-'Z' */