C99 Language Standard
Contents
Foreword
Introduction
1. Scope
2. Normative references
3. Terms, definitions, and symbols
4. Conformance
5. Environment
6. Language
7. Library
7.1 Introduction
7.2 Diagnostics <assert.h>
7.3 Complex arithmetic <complex.h>
7.4 Character handling <ctype.h>
7.5 Errors <errno.h>
7.6 Floating-point environment <fenv.h>
7.7 Characteristics of floating types <float.h>
7.8 Format conversion of integer types <inttypes.h>
7.9 Alternative spellings <iso646.h>
7.10 Sizes of integer types <limits.h>
7.11 Localization <locale.h>
7.12 Mathematics <math.h>
7.13 Nonlocal jumps <setjmp.h>
7.14 Signal handling <signal.h>
7.15 Variable arguments <stdarg.h>
7.16 Boolean type and values <stdbool.h>
7.17 Common definitions <stddef.h>
7.18 Integer types <stdint.h>
7.19 Input/output <stdio.h>
7.19.1 Introduction
7.19.2 Streams
7.19.3 Files
7.19.4 Operations on files
7.19.5 File access functions
7.19.6 Formatted input/output functions
7.19.7 Character input/output functions
7.19.8 Direct input/output functions
7.19.8.1 The fread function
7.19.8.2 The fwrite function
7.19.9 File positioning functions
7.19.10 Error-handling functions
7.20 General utilities <stdlib.h>
7.21 String handling <string.h>
7.22 Type-generic math <tgmath.h>
7.23 Date and time <time.h>
7.24 Extended multibyte and wide character utilities <wchar.h>
7.25 Wide character classification and mapping utilities <wctype.h>
7.26 Future library directions
Annex A
Annex B
Annex C
Annex D
Annex E
Annex F
Annex G
Annex H
Annex I
Annex J
Bibliography
C99 Language Standard
7. Library
7.19 Input/output <stdio.h>
7.19.8 Direct input/output functions
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7.19.8 Direct input/output functions
7.19.8.1 The fread function
7.19.8.2 The fwrite function