| A | B | C | D | E | F | G | I | K | L | M | N | O | P | R | S | T | U | W | X |
| ARG_MAX | AT_RECURSIVE | AT_STATX_SYNC_AS_STAT |
| AT_EMPTY_PATH | AT_REMOVEDIR | AT_STATX_SYNC_TYPE |
| AT_FDCWD | AT_STATX_DONT_SYNC | AT_SYMLINK_FOLLOW |
| AT_NO_AUTOMOUNT | AT_STATX_FORCE_SYNC | AT_SYMLINK_NOFOLLOW |
| BITSINWORD | Blkcnt_t | |
| Blkcnt64_t | Blksize_t |
| dev_t | Dir | Dirent |
| gid_t |
| ino_t | iovec |
| kernel_gid_t | kernel_off_t | kernel_uid_t |
| kernel_loff_t | kernel_time64_t | |
| kernel_mode_t | kernel_timespec |
| ln2bitmask | ln2bitsinword |
| MAP_ANON | MAP_FIXED | MAP_SHARED |
| MAP_ANONYMOUS | MAP_GROWSDOWN | MAP_TYPE |
| MAP_DENYWRITE | MAP_LOCKED | mode_t |
| MAP_EXECUTABLE | MAP_NORESERVE | |
| MAP_FAILED | MAP_PRIVATE |
| NAME_MAX | nlink_t |
| O_APPEND | O_LARGEFILE | O_RDWR |
| O_CREAT | O_NDELAY | O_SYNC |
| O_DIRECT | O_NOCTTY | O_TRUNC |
| O_DIRECTORY | O_NOFOLLOW | O_WRONLY |
| O_EXCL | O_NONBLOCK | |
| off_t | O_RDONLY |
| RLIMIT_AS | RLIMIT_LOCKS | RLIMIT_STACK |
| RLIMIT_CORE | RLIMIT_MEMLOCK | rlim_t |
| RLIMIT_CPU | RLIMIT_NOFILE | R_OK |
| RLIMIT_DATA | RLIMIT_NPROC | |
| RLIMIT_FSIZE | RLIMIT_RSS |
| uid_t | UtsName | UTSNAME_LENGTH |
| UTimBuf | UTSNAME_DOMAIN_LENGTH | UTSNAME_NODENAME_LENGTH |
| wexitStatus | W_OK | wtermsig |
| wifexited | wordsinfdset | WUNTRACED |
| wifsignaled | wordsinsigset | |
| WNOHANG | wstopsig |
| X_OK |