Other UNIX system interfaces, not in POSIX.1-2008 or deprecated:
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## Other UNIX system interfaces, not in POSIX.1-2008 or deprecated:

        bcmp			(POSIX.1-2001, SUSv3)
        bcopy			(SUSv3)
        bzero			(SUSv3)
        chroot			(SUSv2) (see chapter "Implementation Notes")
        clock_setres		(QNX, VxWorks) (see chapter "Implementation Notes")
        cuserid			(POSIX.1-1988, SUSv2)
        ecvt			(SUSv3)
        endutent			(XPG2)
        fcvt			(SUSv3)
        ftime			(SUSv3)
        gcvt			(SUSv3)
        getcontext			(SUSv3)
        gethostbyaddr		(SUSv3)
        gethostbyname		(SUSv3)
        gethostbyname2		(first defined in BIND 4.9.4)
        getpass			(SUSv2)
        getutent			(XPG2)
        getutid			(XPG2)
        getutline			(XPG2)
        getw			(SVID)
        getwd			(SUSv3)
        h_errno			(SUSv3)
        index			(SUSv3)
        makecontext			(SUSv3)
        mallinfo			(SVID)
        mallopt			(SVID)
        mktemp			(SUSv3)
        on_exit			(SunOS)
        pthread_attr_getstackaddr	(SUSv3)
        pthread_attr_setstackaddr	(SUSv3)
        pthread_continue		(XPG2)
        pthread_getsequence_np	(Tru64)
        pthread_suspend		(XPG2)
        pthread_yield		(POSIX.1c drafts)
        pututline			(XPG2)
        putw			(SVID)
        rindex			(SUSv3)
        scalb			(SUSv3)
        setcontext			(SUSv3)
        setutent			(XPG2)
        stime			(SVID)
        swapcontext			(SUSv3)
        sys_errlist			(BSD)
        sys_nerr			(BSD)
        sys_siglist			(BSD)
        ttyslot			(SUSv2)
        ualarm			(SUSv3)
        usleep			(SUSv3)
        utmpname			(XPG2)
        vfork			(SUSv3) (see chapter "Implementation Notes")

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