2023-01-16 19:13:11 +02:00
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#pragma once
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#include <sys/cdefs.h>
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__BEGIN_DECLS
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int isalnum(int);
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int isalpha(int);
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int isascii(int);
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int isblank(int);
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int iscntrl(int);
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int isdigit(int);
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int isgraph(int);
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int islower(int);
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int isprint(int);
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int ispunct(int);
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int isspace(int);
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int isupper(int);
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int isxdigit(int);
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2023-05-10 23:13:56 +03:00
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int toupper(int);
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int tolower(int);
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2023-01-16 19:13:11 +02:00
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__END_DECLS
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