#define	_PC_LINK_MAX		 1
#define	_PC_MAX_CANON		 2
#define	_PC_MAX_INPUT		 3
#define	_PC_NAME_MAX		 4
#define	_PC_PATH_MAX		 5
#define	_PC_PIPE_BUF		 6
#define	_PC_CHOWN_RESTRICTED	 7
#define	_PC_NO_TRUNC		 8
#define	_PC_VDISABLE		 9
#define	_PC_NAME_CHARS_MAX	 10
#define	_PC_CASE_SENSITIVE		 11
#define	_PC_CASE_PRESERVING		 12
#define _PC_EXTENDED_SECURITY_NP        13
#define _PC_AUTH_OPAQUE_NP      14