// if these values exist, we should check the minimal value allow AIO_LIST_MAX allow AIO_MAX allow AIO_PRIO_DELTA_MAX allow ARG_MAX allow ATEXT_MAX allow CHILD_MAX allow DELAYTIMER_MAX allow IOV_MAX allow LOGIN_NAME_MAX allow MQ_OPEN_MAX allow OPEN_MAX allow PAGESIZE allow PAGE_SIZE allow PTHREAD_DESTRUCTOR_ITERATIONS allow PTHREAD_KEYS_MAX allow PTHREAD_STACK_MIN allow PTHREAD_THREADS_MAX allow RE_DUP_MAX allow RTSIG_MAX allow SEM_NSEMS_MAX allow SEM_VALUE_MAX allow SIGQUEUE_MAX allow SS_REPL_MAX allow STREAM_MAX allow SYMLOOP_MAX allow TIMER_MAX allow TTY_NAME_MAX allow TZNAME_MAX allow FILESIZEBITS allow LINK_MAX allow MAX_CANON allow MAX_INPUT allow NAME_MAX allow PATH_MAX allow PIPE_BUF allow POSIX_ALLOC_SIZE_MIN allow POSIX_REC_INCR_XFER_SIZE allow POSIX_REC_MAX_XFER_SIZE allow POSIX_REC_XFER_ALIGN allow SYMLINK_MAX macro BC_BASE_MAX macro BC_DIM_MAX macro BC_SCALE_MAX macro BC_STRING_MAX macro CHARCLASS_NAME_MAX macro COLL_WEIGHTS_MAX macro EXPR_NEST_MAX macro LINE_MAX constant NGROUPS_MAX >= 8 macro RE_DUP_MAX constant _POSIX_CLOCKRES_MIN <= 20000000 optional-constant _POSIX_AIO_LISTIO_MAX 2 optional-constant _POSIX_AIO_MAX 1 optional-constant _POSIX_ARG_MAX 4096 #ifdef XOPEN2K optional-constant _POSIX_CHILD_MAX 25 #else optional-constant _POSIX_CHILD_MAX 6 #endif optional-constant _POSIX_DELAYTIMER_MAX 32 optional-constant _POSIX_LINK_MAX 8 optional-constant _POSIX_LOGIN_NAME_MAX 9 optional-constant _POSIX_MAX_CANON 255 optional-constant _POSIX_MAX_INPUT 255 optional-constant _POSIX_MQ_OPEN_MAX 8 optional-constant _POSIX_MQ_PRIO_MAX 32 optional-constant _POSIX_NAME_MAX 14 #ifdef XOPEN2K optional-constant _POSIX_NGROUPS_MAX 8 #else optional-constant _POSIX_NGROUPS_MAX 0 #endif #ifdef XOPEN2K optional-constant _POSIX_OPEN_MAX 20 #else optional-constant _POSIX_OPEN_MAX 16 #endif optional-constant _POSIX_PATH_MAX 256 optional-constant _POSIX_PIPE_BUF 512 optional-constant _POSIX2_RE_DUP_MAX 255 optional-constant _POSIX_RTSIG_MAX 8 optional-constant _POSIX_SEM_NSEMS_MAX 256 optional-constant _POSIX_SEM_VALUE_MAX 32767 optional-constant _POSIX_SIGQUEUE_MAX 32 optional-constant _POSIX_SSIZE_MAX 32767 optional-constant _POSIX_STREAM_MAX 8 optional-constant _POSIX_SS_REPL_MAX 4 optional-constant _POSIX_SYMLINK_MAX 255 optional-constant _POSIX_SYMLOOP_MAX 8 optional-constant _POSIX_THREAD_DESTRUCTOR_ITERATIONS 4 optional-constant _POSIX_THREAD_KEYS_MAX 128 optional-constant _POSIX_THREAD_THREADS_MAX 64 optional-constant _POSIX_TIMER_MAX 32 optional-constant _POSIX_TTY_NAME_MAX 9 optional-constant _POSIX_TZNAME_MAX 6 optional-constant _POSIX2_BC_BASE_MAX 99 optional-constant _POSIX2_BC_DIM_MAX 2048 optional-constant _POSIX2_BC_SCALE_MAX 99 optional-constant _POSIX2_BC_STRING_MAX 1000 optional-constant _POSIX2_CHARCLASS_NAME_MAX 14 optional-constant _POSIX2_COLL_WEIGHTS_MAX 2 optional-constant _POSIX2_EXPR_NEST_MAX 32 optional-constant _POSIX2_LINE_MAX 2048 optional-constant _POSIX2_RE_DUP_MAX 255 optional-constant _XOPEN_IOV_MAX 16 constant CHAR_BIT >= 8 constant CHAR_MAX constant INT_MAX >= 2147483647 constant LONG_BIT >= 32 constant MB_LEN_MAX >= 1 constant LONG_MAX >= 2147483647 constant SCHAR_MAX >= 127 constant SHRT_MAX >= 32767 constant SSIZE_MAX constant UCHAR_MAX >= 255 constant UINT_MAX >= 4294967295 constant ULONG_MAX >= 4294967295 constant USHRT_MAX >= 65535 constant WORD_BIT >= 16 constant CHAR_MIN constant INT_MIN <= 2147483647 constant LONG_MIN <= 2147483647 constant SCHAR_MIN <= -127 constant SHRT_MIN <= -32767 optional-constant CHARCLASS_NAME_MAX >= 14 optional-constant NL_ARGMAX >= 9 optional-constant NL_LANGMAX >= 14 optional-constant NL_MSGMAX >= 32767 optional-constant NL_NMAX optional-constant NL_SETMAX >= 255 optional-constant NL_TEXTMAX optional-constant NZERO >= 20 optional-constant TMP_MAX >= 10000 allow *_MAX allow *_MIN