# Standard:  http://pubs.opengroup.org/onlinepubs/000095399/functions/pathconf.html
# Linux:     OpenSuSE 11.4 kernel 2.6.37
# HP:        http://docstore.mik.ua/manuals/hp-ux/en/B2355-60130/pathconf.2.html
# OpenSolaris: http://www.unix.com/man-page/OpenSolaris/3head/unistd.h/
# FreeBSD:   http://nixdoc.net/man-pages/FreeBSD/fpathconf.2.html

_PC_24
_PC_2_SYMLINKS
_PC_53
_PC_64
_PC_ACL_EXTENDED
_PC_ACL_PATH_MAX
_PC_ALLOC_SIZE_MIN
_PC_ASYNC_IO
_PC_CAP_PRESENT
_PC_CHOWN_RESTRICTED
_PC_FILESIZEBITS
_PC_HARD_HIT
_PC_HH22
_PC_HM10
_PC_INF_PRESENT
_PC_LINK_MAX
_PC_LM22
_PC_MAC_PRESENT
_PC_MAX_CANON
_PC_MAX_INPUT
_PC_MISS
_PC_MS_MISSES
_PC_NAME_MAX
_PC_NO_TRUNC
_PC_PATH_MAX
_PC_PIPE_BUF
_PC_PORT0_RD
_PC_PORT1_RD
_PC_PRE1
_PC_PRIO_IO
_PC_REC_INCR_XFER_SIZE
_PC_REC_MAX_XFER_SIZE
_PC_REC_MIN_XFER_SIZE
_PC_REC_XFER_ALIGN
_PC_SNOOP_INV
_PC_SOCK_MAXBUF
_PC_SOFT_HIT
_PC_SYMLINK_MAX
_PC_SYNC_IO
_PC_VDISABLE
_PC_V_DISABLE
_PC_XATTR_ENABLED
_PC_XATTR_EXISTS