Standard C++ Library Reference ISO/IEC (VERSION3)

int putc(int c, FILE *stream);
int putchar(int c);
int puts(const char *s);
int fscanf(FILE *stream, const char *format, ...);
int scanf(const char *format, ...);
int sscanf(const char *s, const char *format, ...);
int fprintf(FILE *stream, const char *format, ...);
int printf(const char *format, ...);
int sprintf(char *s, const char *format, ...);
int vfprintf(FILE *stream, const char *format,
va_list ap);
int vprintf(const char *format,
va_list ap);
int vsprintf(char *s, const char *format,
va_list ap);
BUFSIZ
#define BUFSIZ <integer constant expression >= 256>
The macro yields the size of the stream buffer used by setbuf.
clearerr
void clearerr(FILE *stream);
The function clears the end-of-file and error indicators for the stream stream.
EOF
#define EOF <integer constant expression < 0>
The macro yields the return value used to signal the end of a stream or to report an error
condition.
fclose
int fclose(FILE *stream);
The function closes the file associated with the stream stream. It returns zero if successful;