10 extern struct _iobuf
{
17 #define FILE struct _iobuf
18 #define FILENAME_MAX 256
21 #if !defined(_FPOS_T) && !defined(_FPOS_T_) && !defined(_FPOS_T_DEFINED)
24 #define _FPOS_T_DEFINED
30 #define NULL ((void*)0)
36 #if !defined(_SIZE_T) && !defined(_SIZE_T_) && !defined(_SIZE_T_DEFINED)
39 #define _SIZE_T_DEFINED
40 typedef unsigned long size_t;
43 #if !defined(_VA_LIST) && !defined(_VA_LIST_DEFINED)
45 #define _VA_LIST_DEFINED
46 typedef char *__va_list
;
49 #define stderr (&_iob[2])
50 #define stdin (&_iob[0])
51 #define stdout (&_iob[1])
54 extern int remove(const char *);
55 extern int rename(const char *, const char *);
56 extern FILE *tmpfile(void);
57 extern char *tmpnam(char *);
58 extern int fclose(FILE *);
59 extern int fflush(FILE *);
60 extern FILE *fopen(const char *, const char *);
61 extern FILE *freopen(const char *, const char *, FILE *);
62 extern void setbuf(FILE *, char *);
63 extern int setvbuf(FILE *, char *, int, size_t);
64 extern int fprintf(FILE *, const char *, ...);
65 extern int fscanf(FILE *, const char *, ...);
66 extern int printf(const char *, ...);
67 extern int scanf(const char *, ...);
68 extern int sprintf(char *, const char *, ...);
69 extern int sscanf(const char *, const char *, ...);
70 extern int vfprintf(FILE *, const char *, __va_list
);
71 extern int vprintf(const char *, __va_list
);
72 extern int vsprintf(char *, const char *, __va_list
);
73 extern int fgetc(FILE *);
74 extern char *fgets(char *, int, FILE *);
75 extern int fputc(int, FILE *);
76 extern int fputs(const char *, FILE *);
77 extern int getc(FILE *);
78 extern int getchar(void);
79 extern char *gets(char *);
80 extern int putc(int, FILE *);
81 extern int putchar(int);
82 extern int puts(const char *);
83 extern int ungetc(int, FILE *);
84 extern size_t fread(void *, size_t, size_t, FILE *);
85 extern size_t fwrite(const void *, size_t, size_t, FILE *);
86 extern int fgetpos(FILE *, fpos_t *);
87 extern int fseek(FILE *, long int, int);
88 extern int fsetpos(FILE *, const fpos_t *);
89 extern long int ftell(FILE *);
90 extern void rewind(FILE *);
91 extern void clearerr(FILE *);
92 extern int feof(FILE *);
93 extern int ferror(FILE *);
94 extern void perror(const char *);
99 #define getc(p) (--(p)->_cnt < 0 ? _filbuf(p) : (int) *(p)->_ptr++)
100 #define putc(x, p) (--(p)->_cnt < 0 ? _flsbuf((unsigned char) (x), p) : (int) (*(p)->_ptr++ = (unsigned char) (x)))
101 extern int _filbuf(FILE *), _flsbuf(unsigned, FILE *);