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#include <stdarg.h>
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#include <stdarg.h>
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#include <adt/list.h>
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#include <adt/list.h>
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#define EOF  (-1)
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#define EOF  (-1)
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/** Default size for stream I/O buffers */
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#define BUFSIZ 4096
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#define DEBUG(fmt, ...) \
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#define DEBUG(fmt, ...) \
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{ \
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{ \
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    char buf[256]; \
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    char buf[256]; \
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    int n = snprintf(buf, sizeof(buf), fmt, ##__VA_ARGS__); \
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    int n = snprintf(buf, sizeof(buf), fmt, ##__VA_ARGS__); \
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    if (n > 0) \
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    if (n > 0) \
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    #define SEEK_SET  0
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    #define SEEK_SET  0
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    #define SEEK_CUR  1
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    #define SEEK_CUR  1
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    #define SEEK_END  2
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    #define SEEK_END  2
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#endif
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#endif
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enum _buffer_type {
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    /** No buffering */
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    _IONBF,
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    /** Line buffering */
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    _IOLBF,
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    /** Full buffering */
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    _IOFBF
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};
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typedef struct {
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typedef struct {
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    /** Linked list pointer. */
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    /** Linked list pointer. */
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    link_t link;
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    link_t link;
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    /** Underlying file descriptor. */
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    /** Underlying file descriptor. */
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    /** Klog indicator */
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    /** Klog indicator */
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    int klog;
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    int klog;
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    /** Phone to the file provider */
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    /** Phone to the file provider */
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    int phone;
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    int phone;
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    /** Buffering type */
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    enum _buffer_type btype;
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    /** Buffer */
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    uint8_t *buf;
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    /** Buffer size */
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    size_t buf_size;
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    /** Buffer I/O pointer */
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    uint8_t *buf_head;
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} FILE;
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} FILE;
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extern FILE *stdin;
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extern FILE *stdin;
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extern FILE *stdout;
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extern FILE *stdout;
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extern FILE *stderr;
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extern FILE *stderr;
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extern int fflush(FILE *);
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extern int fflush(FILE *);
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extern int ferror(FILE *);
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extern int ferror(FILE *);
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extern void clearerr(FILE *);
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extern void clearerr(FILE *);
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extern void setvbuf(FILE *, void *, int, size_t);
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/* Misc file functions */
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/* Misc file functions */
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extern int rename(const char *, const char *);
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extern int rename(const char *, const char *);
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#endif
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#endif
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