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..
.	\" FQ - real floating keep processor
.de FQ
.nr KI \\n(.i
.ev 2
.TA
.br
.in \\n(KIu
.ps \\n(PS
.if \\n(VS>=40 .vs \\n(VSu
.if \\n(VS<=39 .vs \\n(VSp
.ll \\n(LLu
.lt \\n(LTu
.if \\n(NX>1 .ll \\n(CWu
.if \\n(NX>1 .lt \\n(CWu
.di KK
.nr TB 1
..
.	\" KE - end keep
.de KE
.if \\n(IK .if !\\n(IK-1 .if !\\n(IF .RQ
.if \\n(IK .nr IK -1
..
.	\" RQ - real keep release
.de RQ
.br
.di
.nr NF 0
.if \\n(dn-\\n(.t .nr NF 1
.if \\n(TC .nr NF 1
.if \\n(NF .if !\\n(TB .sp 200
.if !\\n(NF .if \\n(TB .nr TB 0
.nf
.rs
.nr TC 5
.in 0
.ls 1
.if !\\n(TB \{\
.	ev
.	br
.	ev 2
.	KK
.\}
.ls
.ce 0
.if !\\n(TB .rm KK
.if \\n(TB .da KJ
.if \\n(TB \!.KD \\n(dn
.if \\n(TB .KK
.if \\n(TB .di
.nr TC \\n(TB
.if \\n(KN .fi
.in
.ev
..
.	\" start picture
.de PS
.	\" $1 is height, $2 is width in units
.if t .sp .3
.in (\\n(.lu-\\$2u)/2u
.ne \\$1u
..
.	\" end of picture
.de PE
.in
.if t .sp .6
..
.	\" KD - keep redivert
.de KD
.nr KM 0
.if \\n(.zKJ .nr KM 1
.if \\n(KM \!.KD \\$1
.if !\\n(KM .if \\n(.t<\\$1 .di KJ
..
.	\" EM - end macro (process leftover keep)
.de EM
.br
.if !\\n(TB .if t .wh -1p CM
.if \\n(TB \{\
\&\c
'	bp
.	NP
.	ch CM 160
.\}
..
.de XK
.nr TD 1
.nf
.ls 1
.in 0
.rn KJ KL
.KL
.rm KL
.if \\n(.zKJ .di
.nr TB 0
.if \\n(.zKJ .nr TB 1
.br
.in
.ls
.fi
.nr TD 0
..
.	\" NP - new page
.de NP
.if !\\n(LT .nr LT \\n(LLu
.if \\n(FM+\\n(HM>=\\n(.p \{\
.	tm HM + FM longer than page
.	ab
.\}
.\".if t .CM
.if !\\n(HM .nr HM 1i
.po \\n(POu
.nr PF \\n(.f
.nr PX \\n(.s
.ft 1
.ps \\n(PS
'sp \\n(HMu/2u
.PT
'sp |\\n(HMu
.HD	\"undefined
.ps \\n(PX
.ft \\n(PF
.nr XX 0 1
.nr YY 0-\\n(FMu
.ch FO 16i
.ch FX 17i
.ch FO -\\n(FMu
.ch FX \\n(.pu-\\n(FMu
.if \\n(MF .FV
.nr MF 0
.mk
.os
.ev 1
.if !\\n(TD .if \\n(TC<5 .XK
.nr TC 0
.ev
.nr TQ \\n(.i
.nr TK \\n(.u
.if \\n(IT \{\
.	in 0
.	nf
.	TT
.	in \\n(TQu
.	if \\n(TK .fi
.\}
.ns
.mk #T
.if t .if \\n(.o+\\n(LL>7.54i .tm PO + LL wider than 7.54i
..
.	\" PT - page titles
.de PT
.lt \\n(LTu
.pc %
.nr PN \\n%
.nr PT \\n%
.if \\n(P1 .nr PT 2
.if \\n(PT>1 .if !\\n(EH .if !\\n(OH .tl \\*(LH\\*(CH\\*(RH
.if \\n(PT>1 .if \\n(OH .if o .tl \\*(O1
.if \\n(PT>1 .if \\n(EH .if e .tl \\*(E2
.lt \\n(.lu
..
.	\" OH - odd page header
.de OH
.nr OH 1
.if !\\n(.$ .nr OH 0
.ds O1 \\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
..
.	\" EH - even page header
.de EH
.nr EH 1
.if !\\n(.$ .nr EH 0
.ds E2 \\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
..
.	\" P1 - PT on 1st page
.de P1
.nr P1 1
..
.	\" FO - footer
.de FO
.rn FO FZ
.if \\n(IT .nr T. 1
.if \\n(IT .if !\\n(FC .T# 1
.if \\n(IT .br
.nr FC +1
.if \\n(NX<2 .nr WF 0
.nr dn 0
.if \\n(FC<=1 .if \\n(XX .XF
.rn FZ FO
.nr MF 0
.if \\n(dn .nr MF 1
.if !\\n(WF .nr YY 0-\\n(FMu
.if !\\n(WF .ch FO \\n(YYu
.if !\\n(dn .nr WF 0
.if \\n(FC<=1 .if !\\n(XX \{\
.	if \\n(NX>1 .RC
.	if \\n(NX<2 'bp
.\}
.nr FC -1
.if \\n(ML .ne \\n(MLu
..
.	\" BT - bottom title
.de BT
.nr PF \\n(.f
.nr PX \\n(.s
.ft 1
.ps \\n(PS
.lt \\n(LTu
.po \\n(POu
.if \\n(TM .if \\n(CT \{\
.	tl ''\\n(PN''
.	nr CT 0
.\}
.if \\n% .if !\\n(EF .if !\\n(OF .tl \\*(LF\\*(CF\\*(RF
.if \\n% .if \\n(OF .if o .tl \\*(O3
.if \\n% .if \\n(EF .if e .tl \\*(E4
.ft \\n(PF
.ps \\n(PX
..
.	\" OF - odd page footer
.de OF
.nr OF 1
.if !\\n(.$ .nr OF 0
.ds O3 \\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
..
.	\" EF - even page footer
.de EF
.nr EF 1
.if !\\n(.$ .nr EF 0
.ds E4 \\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
..
.	\" 2C - double column
.de 2C
.MC
..
.	\" 1C - single column
.de 1C
.MC \\n(LLu
.hy 14
..
.	\" MC - multiple columns, arg is col width
.de MC
.nr L1 \\n(LL*7/15
.if \\n(.$ .nr L1 \\$1n
.nr NQ \\n(LL/\\n(L1
.if \\n(NQ<1 .nr NQ 1
.if \\n(NQ>2 .if (\\n(LL%\\n(L1)=0 .nr NQ -1
.if !\\n(1T \{\
.	BG
.	if n .sp 4
.	if t .sp 2
.\}
.if !\\n(NX .nr NX 1
.if !\\n(NX=\\n(NQ \{\
.	RT
.	if \\n(NX>1 .bp
.	mk
.	nr NC 1
.	po \\n(POu
.\}
.if \\n(NQ>1 .hy 12
.nr NX \\n(NQ
.nr CW \\n(L1
.ll \\n(CWu
.nr FL \\n(CWu*11u/12u
.if \\n(NX>1 .nr GW (\\n(LL-(\\n(NX*\\n(CW))/(\\n(NX-1)
.nr RO \\n(CW+\\n(GW
.ns
..
.de RC
.if \\n(NC>=\\n(NX .C2
.if \\n(NC<\\n(NX .C1
.nr NC \\n(ND
.if \\n(iL>0 .if !"\\*(iC"" \{\
.if \\n(.i>0 .ti -\\n(.i
\\*(iC
.ti -4 \}
..
.de C1
.rt
.po +\\n(ROu
.nr ND \\n(NC+1
.nr XX 0 1
.if \\n(MF .FV
.ch FX \\n(.pu-\\n(FMu
.ev 1
.if \\n(TB .XK
.nr TC 0
.ev
.nr TQ \\n(.i
.if \\n(IT .in 0
.if \\n(IT .TT
.if \\n(IT .in \\n(TQu
.mk #T
.ns
..
.de C2
.po \\n(POu
'bp
.nr ND 1
..
.	\" RS - right shift
.de RS
.nr IS \\n(IP
.RT
.nr IP \\n(IS
.if \\n(IP .in +\\n(I\\n(IRu
.nr IR +1
.nr I\\n(IR \\n(PIu
.in +\\n(I\\n(IRu
..
.	\" RE - retreat left
.de RE
.nr IS \\n(IP
.RT
.nr IP \\n(IS
.if \\n(IR .nr IR -1
.if \\n(IP<=0 .in -\\n(I\\n(IRu
..
.	\" I - italic font
.de I
.nr PQ \\n(.f
.if t .ft 2
.ie \\$1 .if n .ul 999
.el .if n .ul 1
.if t .if !\\$1 \&\f\\n(PQ\\$3\fI\\$1\|\f\\n(PQ\\$2
.if n .if \\n(.$=1 \&\\$1
.if n .if \\n(.$>2 \&\\$3\c
.if n .if \\n(.$>1 \&\\$1\c
.if n .if \\n(.$>1 \&\\$2
..
.	\" B - bold font
.de B
.nr PQ \\n(.f
.if t .ft 3
.ie \\$1 .if n .ul 999
.el .if n .ul 1
.if t .if !\\$1 \&\f\\n(PQ\\$3\fB\\$1\f\\n(PQ\\$2
.if n .if \\n(.$=1 \&\\$1
.if n .if \\n(.$>2 \&\\$3\c
.if n .if \\n(.$>1 \&\\$1\c
.if n .if \\n(.$>1 \&\\$2
..
.	\" R - Roman font
.de R
.if n .ul 0
.ft 1
..
.	\" L - listing font
.de L
.if n .ul
\%\&\\$3\fL\\$1\f1\&\\$2
..
.	\" LB - bold listing font
.de LB
.if n .ul
\%\&\\$3\f(LB\\$1\f1\&\\$2
..
.	\" UL - underline in troff
.de UL
.if t \\$1\l'|0\(ul'\\$2
.if n .I \\$1 \\$2
..
.	\" SM - make text small
.de SM
.ps -2
.if !"\\$1"" \\$3\&\\$1\\$2
.if !"\\$1"" .ps +2
..
.	\" LG - larger
.de LG
.ps +2
.if !"\\$1"" \\$3\&\\$1\\$2
.if !"\\$1"" .ps -2
..
.	\" NL - normal
.de NL
.ps \\n(PS
..
.	\" combinations of Roman, italic, bold
.de RI
\&\fR\\$1\fI\\$2\^\fR\\$3\fI\\$4\^\fR\\$5\fI\\$6\^\fR\\$7\fI\\$8\^\fR\\$9
..
.de RB
\&\fR\\$1\fB\\$2\fR\\$3\fB\\$4\fR\\$5\fB\\$6\fR\\$7\fB\\$8\fR\\$9
..
.de IR
\&\fI\\$1\^\fR\\$2\fI\\$3\^\fR\\$4\fI\\$5\^\fR\\$6\fI\\$7\^\fR\\$8\fI\\$9\^\fR
..
.de IB
\&\fI\\$1\^\fB\\$2\fI\\$3\^\fB\\$4\fI\\$5\^\fB\\$6\fI\\$7\^\fB\\$8\fI\\$9\^\fR
..
.de BR
\&\fB\\$1\fR\\$2\fB\\$3\fR\\$4\fB\\$5\fR\\$6\fB\\$7\fR\\$8\fB\\$9\fR
..
.de BI
\&\fB\\$1\fI\\$2\^\fB\\$3\fI\\$4\^\fB\\$5\fI\\$6\^\fB\\$7\fI\\$8\^\fB\\$9\fR
..
.	\" \** - numbered footnote
.ds * \\*([.\\n+*\\*(.]
.	\" FJ - replaces FS after cover
.de FJ
'ce 0
.di
.ev 1
.ll \\n(FLu
.da FF
.br
.if \\n(IF .tm Nested footnote
.nr IF 1
.if !\\n+(XX-1 .FA
.if !\\n(MF .if !\\n(.$ .if \\n* .FP \\n*
.if !\\n(MF .if \\n(.$ .FP \\$1 no
..
.	\" FK - replaces FE after cover
.de FK
.br
.in 0
.nr IF 0
.di
.ev
.if !\\n(XX-1 .nr dn +\\n(.v
.nr YY -\\n(dn
.if !\\n(NX .nr WF 1
.if \\n(dl>\\n(CW .nr WF 1
.if (\\n(nl+\\n(.v)<=(\\n(.p+\\n(YY) .ch FO \\n(YYu
.if (\\n(nl+\\n(.v)>(\\n(.p+\\n(YY) \{\
.	if \\n(nl>(\\n(HM+1.5v) .ch FO \\n(nlu+\\n(.vu
.	if \\n(nl+\\n(FM+1v>\\n(.p .ch FX \\n(.pu-\\n(FMu+2v
.	if \\n(nl<=(\\n(HM+1.5v) .ch FO \\n(HMu+(4u*\\n(.vu)
.\}
..
.	\" FS - begin footnote on cover
.de FS
.ev 1
.br
.ll \\n(FLu
.da FG
.if !\\n(.$ .if \\n* .FP \\n*
.if \\n(.$ .FP \\$1 no
..
.	\" FE - end footnote on cover
.de FE
.br
.di
.nr FP \\n(dn
.if !\\n(1T .nr KG 1
.ev
..
.	\" FA - print line before footnotes
.de FA
.in 0
.if n _________________________
.if t \l'1i'
.br
..
.	\" FP - footnote paragraph
.de FP
.sp \\n(PDu/2u
.if \\n(FF<2 .ti \\n(FIu
.if \\n(FF=3 \{\
.	in \\n(FIu*2u
.	ta \\n(FIu*2u
.	ti 0
.\}
.if !\\n(FF \{\
.	ie "\\$2"no" \\$1\0\c
.	el \\*([.\\$1\\*(.]\0\c
.\}
.if \\n(FF .if \\n(FF<3 \{\
.	ie "\\$2"no" \\$1\0\c
.	el \\$1.\0\c
.\}
.if \\n(FF=3 \{\
.	ie "\\$2"no" \\$1\t\c
.	el \\$1.\t\c
.\}
..
.	\" FV - get leftover footnote from previous page
.de FV
.FS
.nf
.ls 1
.FY
.ls
.fi
.FE
..
.	\" FX - divert leftover footnote for next page
.de FX
.if \\n(XX .di FY
.if \\n(XX .ns
..
.	\" XF - actually print footnote
.de XF
.if \\n(nlu+1v>(\\n(.pu-\\n(FMu) .ch FX \\n(nlu+1.9v
.ev 1
.nf
.ls 1
.FF
.rm FF
.nr XX 0 1
.br
.ls
.di
.fi
.ev
..
.	\" TS - source file for tbl
.de TS
.rn TS @T
.so \*(//ms.tbl
.TS \\$1 \\$2
.rm @T
..
.	\" EQ - source file for eqn
.de EQ
.rn EQ @T
.so \*(//ms.eqn
.EQ \\$1 \\$2
.rm @T
..
.       \" ]- - source file for refer
.de ]-
.rn ]- @T
.so \*(//ms.ref
.]-
.rm @T
..
.       \" [< - for refer -s or -e
.de ]<
.rn ]< @T
.so \*(//ms.ref
.]<
.rm @T
..
.if \n(.V>19 .ds [. \f1[
.if \n(.V>19 .ds .] ]\fP
.if \n(.V<20 .ds [. \f1\s-2\v'-.4m'
.if \n(.V<20 .ds .] \v'.4m'\s+2\fP
.ds <. .
.ds <, ,
.if n .ds Q \&"
.if n .ds U \&"
.if n .ds - \%--
.if t .ds Q ``
.if t .ds U ''
.if t .ds - \(em
.ds ' \h'\w'e'u/5'\z\'\h'-\w'e'u/5'
.ds ` \h'\w'e'u/5'\z\`\h'-\w'e'u/5'
.ds ^ \h'\w'o'u/10'\z^\h'-\w'e'u/10'
.ds , \h'\w'c'u/5'\z,\h'-\w'e'u/5'
.ds : \h'\w'u'u/5'\z"\h'-\w'e'u/5'
.ds ~ \h'\w'n'u/10'\z~\h'-\w'e'u/10'
.ds C \h'\w'c'u/5'\v'-.6m'\s-4\zv\s+4\v'.6m'\h'-\w'c'u/5'
.	\" AM - better accent marks
.de AM
.so \*(//ms.acc
..
.       \" TM - thesis mode
.de TM
.so \*(//ms.ths
..
.	\" BX - word in a box
.de BX
.if t \(br\|\\$1\|\(br\l'|0\(rn'\l'|0\(ul'
.if n \(br\\kA\|\\$1\|\\kB\(br\v'-1v'\h'|\\nBu'\l'|\\nAu'\v'1v'\l'|\\nAu'
..
.	\" B1 - source file for boxed text
.de B1
.rn B1 @T
.so \*(//ms.tbl
.B1 \\$1
.rm @T
..
.       \" XS - table of contents
.de XS
.rn XS @T
.so \*(//ms.toc
.XS \\$1 \\$2
.rm @T           
..  
.	\" IX - Make an Index Entry
.de IX
.if \\nI .if \\n(dT .if \\n(IK \!.tm .IE\t\\$1\t\\$2\t\\$3\t\\n(H1-\\\\n(PN\t
.if \\nI .if \\n(dT .if !\\n(IK .tm .IE\t\\$1\t\\$2\t\\$3\t\\n(H1-\\n(PN\t
.if \\nI .if !\\n(dT .if \\n(IK \!.tm .IE\t\\$1\t\\$2\t\\$3\t\\\\n(PN\t
.if \\nI .if !\\n(dT .if !\\n(IK .tm .IE\t\\$1\t\\$2\t\\$3\t\\n(PN\t
.if !\\nI .if \\n(dT .if \\n(IK \!.tm .IE\tENTRY\t\\$1\t\\$2\t\\$3\t\\$4\t\\$5\t\\$6\t\\n(H1-\\\\n(PN
.if !\\nI .if \\n(dT .if !\\n(IK .tm .IE\tENTRY\t\\$1\t\\$2\t\\$3\t\\$4\t\\$5\t\\$6\t\\n(H1-\\n(PN
.if !\\nI .if !\\n(dT .if \\n(IK \!.tm .IE\tENTRY\t\\$1\t\\$2\t\\$3\t\\$4\t\\$5\t\\$6\t\\\\n(PN
.if !\\nI .if !\\n(dT .if !\\n(IK .tm .IE\tENTRY\t\\$1\t\\$2\t\\$3\t\\$4\t\\$5\t\\$6\t\\n(PN
..
.	\" IH - Make an Index Header
.de IH
.if \\n(dT .if \\n(IK \!.tm .IE\tHEADER\t\\$1\t\\$2\t\\$3\t\\$4\t\\n(H1-\\\\n(PN
.if \\n(dT .if !\\n(IK .tm .IE\tHEADER\t\\$1\t\\$2\t\\$3\t\\$4\t\\n(H1-\\n(PN
.if !\\n(dT .if \\n(IK \!.tm .IE\tHEADER\t\\$1\t\\$2\t\\$3\t\\$4\t\\\\n(PN
.if !\\n(dT .if !\\n(IK .tm .IE\tHEADER\t\\$1\t\\$2\t\\$3\t\\$4\t\\n(PN
..
.	\" UX - UNIX macro
.de UX
.ie \\n(UX \s-1UNIX\s0\\$1
.el \{\
\s-1UNIX\s0\\$1\(dg
.FS
\(dg \s-1UNIX\s0 is a trademark of Bell Laboratories.
.FE
.nr UX 1
.\}
..
.\"
.\" Here is the SUN normal form macro,
.\" which tries to align for the cross grid
.\"
.de Sn
.ta 2i 3i 4i 5i 6i
.nr PS 10
.nr VS 12
.nr LL 5.8i
.nr PO +.75i
.ps 10
.vs 12
.ll 5.8i
.po +.75i
.tl '''
..
.\"
.\" Do a small type display
.\"
.de Ds
.DS
.ps 10
.vs 12
..
.de De
.DE
..
.\"
.\" These are my memo macros, invoked by using
.\" .MM and then specifying the appropriate pieces.
.\" Relies on the -ms or -msun macros.
.\"
.\" .MM -- initialize memo
.\" .TO -- Send it to
.\" .FR -- From
.\" .DA -- String for date
.\" .SU -- String for subject
.\" .CC -- Carbon Copies
.\" .DI -- Distribution List
.\" .EC -- End copy list 
.\" 
.de MM
.vs 10p
.sp 8v
.ll 6.0i
.ps 26
.br
.in +5i
.ft 3
s\|\|u\|\|n
.br
.ps 12
.ft 1
microsystems
.in -5i
.br
.sp
.ps 12
..
.de TO
.mk
.ps 9
To:
.ps 11
.if t .ti +\w'Subject: 'u
.rt
\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7
..
.de DA
.if t .in +6i
.if t .in -\w'\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7'u
.if t .in -\w'Date: 'u
.if t .rt
.if n .sp 
Date:
.if t .br
.if t .rt
.if t .ti +\w'Date: 'u
\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7
.br
.if t .in +w'\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7'u
.if t .in +w'Date: 'u
.if t .in -6i
.sp
..
.de FR
.mk
.ps 9
From:
.if t .rt
.ps 11
.if t .ti +\w'Subject: 'u
\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7
.if t .rt
.sp
..
.de SU
.mk
.ps 9
Subject:
.if t .rt
.ps 11
.if t .ti +\w'Subject: 'u
\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7
.if t .rt
.sp
..
.de CC
.mk
.ps 9
CC:
.ps 11
.in +\w'Subject: 'u
.if t .rt
.nf
..
.de DI
.ps 9
Distribution
.br
.mk
List:
.ps 11
.in +\w'Subject: 'u
.rt
.nf
..
.de EC
.sp
.in -\w'Subject: 'u
.fi
.. 
.de pp
.sp
..
.\"
.\" These are macros for making foils.
.\" .Fp invokes the foil package initialization stuff,
.\" .Fl gets you a foil, and 
.\" .It gets an item
.\" .Tl gets a title for the foil
.\" .Ip gets a second paragraph in the bullet
.\" .Tp gets a text paragraph, not printed on foils
.\" .Te ends a text paragraph
.\"
.de Fp
.EF 'Copyright 1984 Sun Micro''Educational Material'
.OF 'Copyright 1984 Sun Micro''Educational Material'
..
.de Fl
.bp 1
.LP
.sp 2
.ll 6.5i
.nr PS 18
.nr VS 21
.ps 18
.vs 21
..
.de Tl
.ps \\n(PS+10
.vs \\n(VS+11
.ce 10
.ft 3
\\$1 \\$2 \\$3 
\\$4 \\$5 \\$6 \\$7
.ft 1
.ce 0
.br
.ps \\n(PS
.vs \\n(VS
..
.de Sl
.ps \\n(PS+4
.vs \\n(VS+5
\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7
.br
.ps \\n(PS
.vs \\n(VS
..
.de St
.rs
.ps \\n(PS+4
.vs \\n(VS+5
\|\|
.sp -2
\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7
.sp 2
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.if \n(mo-2 .ds MO March
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.if \n(mo-4 .ds MO May
.if \n(mo-5 .ds MO June
.if \n(mo-6 .ds MO July
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