预处理器符号索引
这是一个按照字母顺序排序的，由Autoconf宏定义的C预处理符号的列表。为了与Autoconf协同工作，C源代码应该 在#if指令中使用这些名字。
_
CHAR_UNSIGNED
_ALL_SOURCE
_MINIX
_POSIX_1_SOURCE
_POSIX_SOURCE, _POSIX_SOURCE
_POSIX_VERSION
c
C_ALLOCA CLOSEDIR_VOID
const
d
DGUX DIRENT
f
F77_NO_MINUS_C_MINUS_O
g
GETGROUPS_T GETLODAVG_PRIVILEGED GETPGRP_VOID
gid_t
h
HAVE_ALLOCA_H HAVE_CONFIG_H HAVE_DIRENT_H HAVE_DOPRNT
HAVE_function HAVE_GETMNTENT
HAVE_header HAVE_LONG_DOUBLE HAVE_LONG_FILE_NAMES HAVE_MMAP HAVE_NDIR_H
HAVE_RESTARTABLE_SYSCALLS HAVE_ST_BLKSIZE HAVE_ST_BLOCKS HAVE_ST_RDEV
HAVE_STRCOLL HAVE_STRFTIME HAVE_STRINGIZE HAVE_SYS_DIR_H HAVE_SYS_NDIR_H HAVE_SYS_WAIT_H HAVE_TM_ZONE HAVE_TZNAME HAVE_UNISTD_H HAVE_UTIME_NULL HAVE_VFORK_H HAVE_VPRINTF HAVE_WAIT3
i
inline INT_16_BITS
l
LONG_64_BITS
m
MAJOR_IN_MKDEV MAJOR_IN_SYSMACROS
mode_t
n
NDIR NEED_MEMORY_H NEED_SETGID NLIST_NAME_UNION NLIST_STRUCT
NO_MINUS_C_MINUS_O
o
off_t
p
pid_t
r
RETSIGTYPE
s
SELECT_TYPE_ARG1 SELECT_TYPE_ARG234 SELECT_TYPE_ARG3 SETPGRP_VOID SETVBUF_REVERSED
size_t
STDC_HEADERS SVR4
SYS_SIGLIST_DECLARED SYSDIR
SYSNDIR
t
TIME_WITH_SYS_TIME TM_IN_SYS_TIME
u
uid_t UMAX UMAX4_3 USG
v
vfork VOID_CLOSEDIR
w
WORDS_BIGENDIAN
y
YYTEXT_POINTER