13 lines
169 B
C
13 lines
169 B
C
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#ifndef _CTYPE_H
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#define _CTYPE_H
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int isalpha(int);
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int isdigit(int);
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int isprint(int);
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int isspace(int);
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int isupper(int);
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int isalnum(int);
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int tolower(int);
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#endif
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