1 files changed, 1190 insertions, 0 deletions

diff --git a/share/me/tmac.orig_me b/share/me/tmac.orig_me
new file mode 100644
index 000000000000..fa4fb3959e36
--- /dev/null
+++ b/share/me/tmac.orig_me
@@ -0,0 +1,1190 @@
+.nr _0 \n(.c
+.\" Copyright (c) 1988, 1993
+.\"	The Regents of the University of California.  All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\" 3. All advertising materials mentioning features or use of this software
+.\"    must display the following acknowledgement:
+.\"	This product includes software developed by the University of
+.\"	California, Berkeley and its contributors.
+.\" 4. Neither the name of the University nor the names of its contributors
+.\"    may be used to endorse or promote products derived from this software
+.\"    without specific prior written permission.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.\"	@(#)tmac.e	8.1 (Berkeley) 6/5/93
+.\"
+.\"	%beginstrip%
+.\"
+.\"**********************************************************************
+.\"*									*
+.\"*	******  - M E   N R O F F / T R O F F   M A C R O S  ******	*
+.\"*									*
+.\"*	Produced for your edification and enjoyment by:			*
+.\"*		Eric Allman						*
+.\"*		Electronics Research Laboratory				*
+.\"*		U.C. Berkeley.						*
+.\"*	current address:						*
+.\"*		Britton-Lee, Inc.					*
+.\"*		1919 Addison Street Suite 105				*
+.\"*		Berkeley, California  94704				*
+.\"*									*
+.\"*	VERSION 8.1	First Release: 11 Sept 1978			*
+.\"*	See file \*(||/revisions for revision history			*
+.\"*									*
+.\"*	Documentation is available.					*
+.\"*									*
+.\"**********************************************************************
+.\"
+.\"	Code on .de commands:
+.\"		***	a user interface macro.
+.\"		&&&	a user interface macro which is redefined
+.\"			when used to be the real thing.
+.\"		$$$	a macro which may be redefined by the user
+.\"			to provide variant functions.
+.\"		---	an internal macro.
+.\"
+.\" library directory for sourced files:
+.ds || /usr/old/lib/me
+.if \n@>0 .ds || .
+.\"
+.if !\n(.V .tm You are using the wrong version of NROFF/TROFF!!
+.if !\n(.V .tm This macro package works only on the version seven
+.if !\n(.V .tm release of NROFF and TROFF.
+.if !\n(.V .ex
+.if \n(pf \
+.	nx \*(||/null.me
+.\"		*** INTERNAL GP MACROS ***
+.de @C			\" --- change ev's, taking info with us
+.nr _S \\n(.s
+.nr _V \\n(.v
+.nr _F \\n(.f
+.nr _I \\n(.i
+.ev \\$1
+.ps \\n(_S
+.vs \\n(_Vu
+.ft \\n(_F
+'in \\n(_Iu
+.xl \\n($lu
+.lt \\n($lu
+.rr _S
+.rr _V
+.rr _F
+.rr _I
+.ls 1
+'ce 0
+..
+.de @D			\" --- determine display type (Indent, Left, Center)
+.ds |p "\\$3
+.nr _d \\$1
+.ie "\\$2"C" \
+.	nr _d 1
+.el .ie "\\$2"L" \
+.	nr _d 2
+.el .ie "\\$2"I" \
+.	nr _d 3
+.el .ie "\\$2"M" \
+.	nr _d 4
+.el \
+.	ds |p "\\$2
+..
+.de @z			\" --- end macro
+.if \n@>1 .tm >> @z, .z=\\n(.z ?a=\\n(?a
+.if !"\\n(.z"" \
+\{\
+.	tm Line \\n(c. -- Unclosed block, footnote, or other diversion (\\n(.z)
+.	di
+.	ex
+.\}
+.if \\n(?a \
+.	bp			\" force out final table
+.rm bp
+.rm @b\"			\" don't start another page
+.if t \
+.	wh -1p @m
+.br
+.if \n@>1 .tm << @z
+..
+.de @I			\" --- initialize processor
+.rm th
+.rm ac
+.rm lo
+.rm sc
+.rm @I
+..
+.\"		*** STANDARD HEADERS AND FOOTERS ***
+.de he			\" *** define header
+.ie !\\n(.$ \
+\{\
+.	rm |4
+.	rm |5
+.\}
+.el \
+\{\
+.	ds |4 "\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
+.	ds |5 "\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
+.\}
+..
+.de eh			\" *** define even header
+.ie !\\n(.$ \
+.	rm |4
+.el \
+.	ds |4 "\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
+..
+.de oh			\" *** define odd header
+.ie !\\n(.$ \
+.	rm |5
+.el \
+.	ds |5 "\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
+..
+.de fo			\" *** define footer
+.ie !\\n(.$ \
+\{\
+.	rm |6
+.	rm |7
+.\}
+.el \
+\{\
+.	ds |6 "\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
+.	ds |7 "\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
+.\}
+..
+.de ef			\" *** define even foot
+.ie !\\n(.$ \
+.	rm |6
+.el \
+.	ds |6 "\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
+..
+.de of			\" *** define odd footer
+.ie !\\n(.$ \
+.	rm |7
+.el \
+.	ds |7 "\\$1 \\$2 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8 \\$9
+..
+.de ep			\" *** end page (must always be followed by a .bp)
+.if \\n(nl>0 \
+\{\
+.	wh 0
+.	rs
+.	@b
+.\}
+..
+.\"		*** INTERNAL HEADER AND FOOTER MACROS ***
+.de @h			\" --- header
+.if \n@>1 .tm >> @h %=\\n% ?a=\\n(?a ?b=\\n(?b ?w=\\n(?w
+.if (\\n(.i+\\n(.o)>=\\n(.l \
+.	tm Line \\n(c. -- Offset + indent exceeds line length
+.if t .if (\\n(.l+\\n(.o)>7.75i \
+.	tm Line \\n(c. -- Offset + line length exceeds paper width
+.\" initialize a pile of junk
+.nr ?h \\n(?H			\" transfer "next page" to "this page"
+.rr ?H
+.nr ?c \\n(?C
+.rr ?C
+.if !"\\*(|4"" .rn |4 |0
+.if !"\\*(|5"" .rn |5 |1
+.if !"\\*(|6"" .rn |6 |2
+.if !"\\*(|7"" .rn |7 |3
+.nr _w 0			\" reset max footnote width
+.nr ?W 0			\" no wide floats this page (yet)
+.nr ?I 1
+.\" begin actual header stuff
+.ev 2
+.rs
+.if t .@m			\" output cut mark
+.if \\n(hm>0 \
+.	sp |\\n(hmu		\" move to header position
+.@t $h				\" output header title
+.if \\n(tm<=0 \
+.	nr tm \n(.Vu
+.sp |\\n(tmu			\" move to top of text
+.ev
+.mk _k				\" for columned output
+.if \\n(?n .nm 1		\" restore line numbering if n1 mode
+.nr $c 1			\" set first column
+.if \n@>4 .tm -- @h >> .ns nl=\\n(nl %=\\n% _k=\\n(_k tm=\\n(tm
+.ie \\n(?s \
+\{\
+.	rr ?s
+.	rs
+'	@b
+.\}
+.el \
+.	@n			\" begin the column
+.if \n@>2 .tm << @h
+..
+.if \nv=2 \
+\{\
+.	de @m		\" --- output cut mark (only on C/A/T-style)
+.	@O 0
+.	lt 7.5i
+.	tl '\(rn''\(rn'
+.	@O
+.	lt
+..
+.\}
+.de @n			\" --- new column or page
+.if \n@>3 .tm >> @n nl=\\n(nl %=\\n% ?f=\\n(?f ?o=\\n(?o
+.if \\n(bm<=0 \
+.	nr bm \\n(.Vu
+.if (\\n(_w<=\\n($l)&(\\n(?W=0) \
+\{\
+.	nr _b (\\n(ppu*\\n($ru)/2u	\" compute fudge factor (must be < 1P)
+.	if \\n(_bu>((\\n(bmu-\\n(fmu-(\\n(tpu*\\n($ru))/2u) \
+.		nr _b (\\n(ppu*\\n($ru)-\n(.Vu
+.	nr _b +\\n(bmu
+.\}
+.nr _B \\n(_bu
+.ch @f
+.wh -\\n(_bu @f
+.nr _b +(\\n(ppu*\\n($ru)	\" add 1 paragraph v in case of sweep past
+.if \n@>2 .tm @n .p=\\n(.p bm=\\n(bm _b=\\n(_b _B=\\n(_B
+.nr ?f 0			\" reset footnote flag
+.if \\n(?o \
+\{\
+.	(f _			\" reprocess footnotes which run off page
+.	nf
+.	|o
+.	fi
+.	)f
+.	rm |o
+.\}
+.nr ?o 0
+.if \\n(?T \
+\{\
+.	nr _i \\n(.i
+.	in \\n($iu
+.	|h			\" output the table header
+.	in \\n(_iu
+.	rr _i
+.	mk #T			\" for tbl commands
+.	ns
+.\}
+.if (\\n(?a)&((\\n($c<2):(\\n(?w=0)) \
+\{\
+.	nr ?a 0			\" output floating keep
+.	@k |t
+.	if \\n(?w \
+.		mk _k		\" don't overstrike wide keeps
+.	nr ?w 0
+.\}
+.os
+.$H				\" special column header macro
+.ns
+..
+.de @f			\" --- footer
+.if \n@>1 .tm >> @f %=\\n% nl=\\n(nl ?a=\\n(?a ?b=\\n(?b ?f=\\n(?f
+.if \n@>2 .nr VL \\n(.pu-\\n(nlu
+.if \n@>2 .tm @f bm=\\n(bm _B=\\n(_B _b=\\n(_b .p-nl=\\n(VL
+.ec
+.if \\n(?T \
+\{\
+.	nr T. 1			\" for tbl commands (to output bottom line)
+.	T# 1			\" output the sides and bottom lines
+.	br
+.\}
+.ev 2
+.ce 0
+.if \\n(?b \
+\{\
+.	nr ?b 0
+.	@k |b\"			\" output bottom of page tables
+.\}
+.if \\n(?f \
+.	@o			\" output footnote if present
+.ie \\n($c<\\n($m \
+.	@c			\" handle new column
+.el \
+.	@e			\" new page
+.ev
+.if \n@>2 .tm << @f
+..
+.de @o			\" --- output footnote
+.nf
+.ls 1
+.in 0
+.if \n@>2 .tm @o last printed text = \\n(nl placing @r trap at -\\n(_B
+.wh -\\n(_Bu @r
+.|f
+.fi
+.if \n@>2 .tm @o triggered @r (?o) = \\n(?o
+.if \\n(?o \
+\{\
+.	di			\" just in case triggered @r
+.	if \\n(dn=0 \
+\{\
+.		rm |o
+.		nr ?o 0
+.	\}
+.	nr dn \\n(_D
+.	rr _D
+.\}
+.rm |f
+.ch @r
+..
+.de @c			\" --- new column
+.if \n@>2 .tm	>> @c %=\\n%
+.rs
+.sp |\\n(_ku
+.@O +\\n($lu+\\n($su
+.nr $c +1
+.@n
+..
+.de @e			\" --- end page
+.if \n@>2 .tm	>> @e
+.@O \\n(_ou
+.rs
+.sp |\\n(.pu-\\n(fmu-(\\n(tpu*\\n($ru)	\" move to footer position
+.@t $f				\" output footer title
+.nr ?h 0
+.bp
+..
+.de @t			\" --- output header or footer title
+.if !\\n(?h \
+\{\
+.	sz \\n(tp		\" set header/footer type fonts, etc.
+.	@F \\n(tf
+.	lt \\n(_Lu		\" make title span entire page
+.	nf
+.	\\$1
+.	br
+.\}
+..
+.de $h			\" $$$ print header
+.rm |z
+.if !\\n(?c \
+\{\
+.	if e .ds |z "\\*(|0
+.	if o .ds |z "\\*(|1
+.\}
+.if !\(ts\\*(|z\(ts\(ts \
+'	tl \\*(|z
+.rm |z
+..
+.de $f			\" $$$ print footer
+.rm |z
+.if \\n(?c \
+\{\
+.	if e .ds |z "\\*(|0
+.	if o .ds |z "\\*(|1
+.\}
+.if \(ts\\*(|z\(ts\(ts \
+\{\
+.	if e .ds |z "\\*(|2
+.	if o .ds |z "\\*(|3
+.\}
+.if !\(ts\\*(|z\(ts\(ts \
+'	tl \\*(|z
+.rm |z
+..
+.de @r			\" --- reprocess overflow footnotes
+.if \n@>3 .tm		>> @r .z=\\n(.z ?f=\\n(?f ?a=\\n(?a ?b=\\n(?b _b=\\n(_b
+.di |o				\" save overflow footnote
+.nr ?o 1
+.nr _D \\n(dn
+.ns
+..
+.\"		*** COMMANDS WITH VARIANT DEFINITIONS ***
+.rn bp @b		\" --- begin page
+.de bp			\" *** begin new page (overrides columns)
+.nr $c \\n($m			\" force new page, not new column
+.ie \\n(nl>0 \
+.	@b \\$1
+.el \
+\{\
+.	if \\n(.$>0 \
+.		pn \\$1
+.	if \\n(?I \
+.		@h		\" 'spring' the header trap
+.\}
+.br
+.wh 0 @h			\" reset header
+..
+.rn ll xl		\" *** special line length (local)
+.de ll			\" *** line length (global to environments)
+.xl \\$1
+.lt \\$1
+.nr $l \\n(.l
+.if (\\n($m<=1):(\\n($l>\\n(_L) \
+.	nr _L \\n(.l
+..
+.rn po @O		\" --- local page offset
+.de po			\" *** page offset
+.@O \\$1
+.nr _o \\n(.o
+..
+.\"		*** MISCELLANEOUS ROFF COMMANDS ***
+.de hx			\" *** suppress headers and footers next page
+.nr ?H 1
+..
+.de ix			\" *** indent, no break
+'in \\$1
+..
+.de bl			\" *** contiguous blank lines
+.br
+.ne \\$1
+.rs
+.sp \\$1
+..
+.de n1			\" *** line numbering 1
+.nm 1
+.xl -\w'0000'u
+.nr ?n 1
+..
+.de n2			\" *** line numbering 2
+.nm \\$1
+.ie \\n(.$ \
+.	xl -\w'0000'u
+.el \
+.	xl \\n($lu
+..
+.de pa			\" *** new page
+.bp \\$1
+..
+.de ro			\" *** roman page numbers
+.af % i
+..
+.de ar			\" *** arabic page numbers
+.af % 1
+..
+.de m1			\" *** position one space
+.nr _0 \\n(hmu
+.nr hm \\$1v
+.nr tm +\\n(hmu-\\n(_0u
+.rr _0
+..
+.de m2			\" *** position two space
+.nr tm \\n(hmu+\\n(tpp+\\$1v
+..
+.de m3			\" *** position three space
+.nr bm \\n(fmu+\\n(tpp+\\$1v
+..
+.de m4			\" *** position four space
+.nr _0 \\n(fmu
+.nr fm \\$1v
+.nr bm +\\n(fmu-\\n(_0u
+..
+.de sk			\" *** leave a blank page (next page)
+.if \\n(.$>0 \
+.	tm Line \\n(c. -- I cannot skip multiple pages
+.nr ?s 1
+..
+.\"		*** MISCELLANEOUS USER SUPPORT COMMANDS ***
+.de re			\" *** reset tabs (TROFF defines 15 stops default)
+.ta 0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i
+..
+.if t .ig
+.de re			\" *** reset tabs (NROFF version)
+.ta 0.8i +0.8i +0.8i +0.8i +0.8i +0.8i +0.8i +0.8i +0.8i +0.8i +0.8i +0.8i +0.8i +0.8i +0.8i
+..
+.de ba			\" *** set base indent
+.ie \\n(.$ \
+.	nr $i \\$1n
+.el \
+.	nr $i \\n(siu*\\n($0u
+..
+.de hl			\" *** draw horizontal line
+.br
+\l'\\n(.lu-\\n(.iu'
+.sp
+..
+.\"		*** PARAGRAPHING ***
+.de pp			\" *** paragraph
+.lp \\n(piu
+..
+.de lp			\" *** left aligned paragraph
+.@p
+.if \\n(.$ \
+.	ti +\\$1
+.nr $p 0 1
+..
+.de ip			\" *** indented paragraph w/ optional tag
+.if (\\n(ii>0)&(\\n(ii<1n) \
+.	nr ii \\n(iin
+.nr _0 \\n(ii
+.if \\n(.$>1 \
+.	nr _0 \\$2n
+.@p \\n(_0u
+.if \\w"\\$1" \
+\{\
+.	ti -\\n(_0u
+.	ie \\w"\\$1">=\\n(_0 \
+\{\
+\&\\$1
+.		br
+.	\}
+.	el \&\\$1\h'|\\n(_0u'\c
+.\}
+.rr _0
+..
+.de np			\" *** numbered paragraph
+.if \\n($p<0 \
+.	nr $p 0			\" reset number after .bu
+.nr $p +1			\" increment paragraph number
+.@p \w'\0(000)\0'u
+.ti -\w'\0(000)\0'u
+\0(\\n($p)\h'|\w'\0(000)\0'u'\c
+..
+.de bu			\" *** bulleted paragraph
+.br
+.if \\n($p<0 \
+.	ns			\" don't space between .bu paragraphs
+.nr $p 0-1			\" mark "bulleted paragraph" mode
+.@p \w'\0\(bu\0'u
+.ti -\w'\0\(bu\0'u
+\0\(bu\0\c
+..
+.de @p			\" --- initialize for paragraph
+.@I				\" initialize macro processor
+.if "\\n(.z"|e" .tm Line \\n(c. -- Unmatched continued equation
+.in \\n($iu+\\n(pou
+.if \\n(.$ \
+.	in +\\$1n
+.ce 0
+.fi
+.@F \\n(pf
+.sz \\n(pp
+.sp \\n(psu
+.ne \\n(.Lv+\\n(.Vu
+.ns
+..
+.\"		*** SECTION HEADINGS ***
+.de sh			\" &&& section heading
+.rn sh @T
+.so \\*(||/sh.me
+.sh "\\$1" "\\$2" \\$3 \\$4 \\$5 \\$6 \\$7 \\$8
+.rm @T
+..
+.de $p			\" $$$ print section heading
+.if (\\n(si>0)&(\\n(.$>2) \
+.	nr $i \\$3*\\n(si
+.in \\n($iu
+.ie !"\\$1\\$2"" \
+\{\
+.	sp \\n(ssu 		\" one of them is non-null
+.	ne \\n(.Lv+\\n(.Vu+\\n(psu+(\\n(spu*\\n($ru*\\n(.Lu)
+.	ie \\n(.$>2 \
+.		ti -(\\n(siu-\\n(sou)
+.	el \
+.		ti +\\n(sou
+.	@F \\n(sf
+.	sz \\n(sp
+.	if \\$3>0 \
+.		$\\$3
+.	if \w"\\$2">0 \\$2.
+.	if \w"\\$1">0 \\$1\f1\ \ \&
+.\}
+.el \
+.	sp \\n(psu
+.@F \\n(pf
+.sz \\n(pp
+..
+.de uh			\" *** unnumbered section heading
+.rn uh @T
+.so \\*(||/sh.me
+.uh "\\$1"
+.rm @T
+..
+.\"		*** COLUMNNED OUTPUT ***
+.de 2c			\" *** double columned output
+.br
+.if \\n($m>1 \
+.	1c			\" revert to 1c if already 2c
+.nr $c 1
+.nr $m 2
+.if \\n(.$>1 \
+.	nr $m \\$2
+.if \\n(.$>0 \
+.	nr $s \\$1n		\" param 1: column seperation
+.nr $l (\\n(.l-((\\n($m-1)*\\n($s))/\\n($m
+.xl \\n($lu
+.mk _k
+.ns
+..
+.de 1c			\" *** single columned output
+.br
+.nr $c 1
+.nr $m 1
+.ll \\n(_Lu			\" return to normal output
+.sp |\\n(.hu
+.@O \\n(_ou
+..
+.de bc			\" *** begin column
+.sp 24i
+..
+.\"		*** FLOATING TABLES AND NONFLOATING BLOCKS ***
+.de (z			\" &&& begin floating keep
+.rn (z @V
+.so \\*(||/float.me
+.(z \\$1 \\$2
+.rm @V
+..
+.de )z			\" &&& end floating keep
+.tm Line \\n(c. -- unmatched .)z
+..
+.de (t			\" XXX temp ref to (z
+.(z \\$1 \\$2
+..
+.de )t			\" XXX temp ref to )t
+.)z \\$1 \\$2
+..
+.de (b			\" *** begin block
+.br
+.@D 3 \\$1 \\$2
+.sp \\n(bsu
+.@(
+..
+.de )b			\" *** end block
+.br
+.@)
+.if (\\n(bt=0):(\\n(.t<\\n(bt) \
+.	ne \\n(dnu		\" make it all on one page
+.ls 1
+.nf
+.|k
+.ec
+.fi
+.in 0
+.xl \\n($lu
+.ev
+.rm |k
+.sp \\n(bsu+\\n(.Lv-1v
+..
+.de @(			\" --- begin keep
+.if !"\\n(.z"" .tm Line \\n(c. -- Illegal nested keep \\n(.z
+.@M
+.di |k
+\!'rs
+..
+.de @M			\" --- set modes for display
+.nr ?k 1
+.@C 1
+.@F \\n(df
+.vs \\n(.su*\\n($Ru
+.nf
+.if "\\*(|p"F" \
+.	fi			\" set fill mode if "F" parameter
+.if \\n(_d=4 \
+.	in 0
+.if \\n(_d=3 \
+\{\
+.	in +\\n(biu
+.	xl -\\n(biu
+.\}
+.if \\n(_d=1 \
+.	ce 10000
+..
+.de @)			\" --- end keep
+.br
+.if !"\\n(.z"|k" .tm Line \\n(c. -- Close of a keep which has never been opened
+.nr ?k 0
+.di
+.in 0
+.ce 0
+..
+.de (c			\" *** begin block centered text
+.if "\\n(.z"|c" .tm Line \\n(c. -- Nested .(c requests
+.di |c
+..
+.de )c			\" *** end block centered text
+.if !"\\n(.z"|c" .tm Line \\n(c. -- Unmatched .)c
+.br				\" force out final line
+.di
+.if \n@>4 .tm >> .)c .l=\\n(.l .i=\\n(.i $i=\\n($i dl=\\n(dl
+.ev 1
+.ls 1
+.in (\\n(.lu-\\n(.iu-\\n(dlu)/2u
+.if \n@>4 .tm -- .)c << .in .l=\\n(.l .i=\\n(.i dl=\\n(dl
+.nf
+.|c
+.ec
+.in
+.ls
+.ev
+.rm |c
+..
+.\"		*** BLOCK QUOTES (OR WHATEVER) AND LISTS ***
+.de (q			\" *** begin block quote
+.br
+.@C 1
+.fi
+.sp \\n(qsu
+.in +\\n(qiu
+.xl -\\n(qiu
+.sz \\n(qp
+..
+.de )q			\" *** end block quote
+.br
+.ev
+.sp \\n(qsu+\\n(.Lv-1v
+.nr ?k 0
+..
+.de (l			\" *** begin list
+.br
+.sp \\n(bsu
+.@D 3 \\$1 \\$2
+.@M
+..
+.de )l			\" *** end list
+.br
+.ev
+.sp \\n(bsu+\\n(.Lv-1v
+.nr ?k 0
+..
+.\"		*** PREPROCESSOR SUPPORT ***
+.\"
+.\"	EQN
+.\"
+.de EQ			\" &&& begin equation
+.rn EQ @T
+.so \\*(||/eqn.me
+.EQ \\$1 \\$2
+.rm @T
+..
+.\"
+.\"	TBL
+.\"
+.de TS			\" &&& begin table
+.rn TS @W
+.so \\*(||/tbl.me
+.TS \\$1 \\$2
+.rm @W
+..
+.\"
+.\"	REFER
+.\"
+.de ]-			\" &&& initialize reference
+.rn ]- @]
+.so \\*(||/refer.me
+.]-
+.rm @]
+..
+.de ]<			\" &&& initialize reference
+.rn ]< @]
+.so \\*(||/refer.me
+.]<
+.rm @]
+..
+.if n .ds [. " [
+.if t .ds [. \s-2\v'-.4m'\f1
+.if n .ds .] ]
+.if t .ds .] \v'.4m'\s+2\fP
+.if n .ds <. "
+.if t .ds <. .
+.if n .ds >. .
+.if t .ds >. "
+.\"
+.\"	IDEAL
+.\"
+.de IS			\" *** start ideal picture
+.nr g7 \\n(.u
+.ls 1
+..
+.de IF
+.if \\n(g7 .fi
+.ls
+..
+.de IE			\" *** end ideal picture
+.if \\n(g7 .fi
+.ls
+..
+.\"
+.\"	PIC
+.\"
+.de PS		\" *** start picture: $1=height, $2=width in units or inches
+.if t \
+.	sp 0.3
+.nr g7 \\$2
+.in (\\n(.lu-\\n(g7u)/2u
+.ne \\$1u
+.nr g7 \\n(.u
+.ls 1
+..
+.de PE			\" *** end picture
+.ls
+.in
+.if \\n(g7 .fi
+.if t .sp .6
+..
+.\"
+.\"	GREMLIN
+.\"
+.de GS			\" *** start gremlin picture
+.nr g7 (\\n(.lu-\\n(g1u)/2u
+.if "\\$1"L" .nr g7 \\n(.iu
+.if "\\$1"R" .nr g7 \\n(.lu-\\n(g1u
+.in \\n(g7u
+.nr g7 \\n(.u
+.ls 1
+.nf
+.ne \\n(g2u
+..
+.de GE			\" *** end gremlin picture
+.GF
+.if t .sp .6
+..
+.de GF			\" *** finish gremlin picture; stay at top
+.ls
+.in
+.if \\n(g7 .fi
+..
+.\"		*** FONT AIDS ***
+.de sz			\" *** set point size and vertical spacing
+.ps \\$1
+.vs \\n(.su*\\n($ru		\" default vs at pointsize + 20%
+.bd S B \\n(.su/3u
+..
+.de r			\" *** enter roman font
+.nr _F \\n(.f
+.ul 0
+.ft 1
+.if \\n(.$ \&\\$1\f\\n(_F\\$2
+.rr _F
+..
+.de i			\" *** enter italic
+.nr _F \\n(.f
+.ul 0
+.ft 2
+.if \\n(.$ \&\\$1\f\\n(_F\\$2
+.rr _F
+..
+.de b			\" *** enter boldface (underline in NROFF)
+.nr _F \\n(.f
+.ul 0
+.ft \\n($b
+.if \\n(.$ \&\\$1\f\\n(_F\\$2
+.rr _F
+..
+.de rb			\" *** enter real boldface (not underlined in NROFF)
+.nr _F \\n(.f
+.ul 0
+.ft 3
+.if \\n(.$ \&\\$1\f\\n(_F\\$2
+.rr _F
+..
+.de u			\" *** enter underlined word
+\&\\$1\l'|0\(ul'\\$2
+..
+.de q			\" *** enter quoted word
+\&\\*(lq\\$1\\*(rq\\$2
+..
+.de bi			\" *** enter word in bold italics
+.ft 2
+.ie t \&\k~\\$1\h'|\\n~u+(\\w' 'u/4u)'\\$1\fP\\$2
+.el \&\\$1\fP\\$2
+..
+.de bx			\" *** enter boxed word
+.ie \\n($T \&\f2\\$1\fP\\$2
+.el \k~\(br\|\\$1\|\(br\l'|\\n~u\(rn'\l'|\\n~u\(ul'\^\\$2
+..
+.de sm			\" *** print in smaller font
+\s-1\\$1\\s0\\$2
+..
+.de @F			\" --- change font (8 -> underlined, 0 -> no change)
+.nr ~ \\$1
+.if \\n~>0 \
+\{\
+.	ul 0
+.	if \\n~=8 \
+.		nr ~ \\n($b
+.	ft \\n~
+.\}
+.rr ~
+..
+.\"		*** FOOTNOTING ***
+.de (f			\" &&& begin footnote
+.rn (f @U
+.so \\*(||/footnote.me
+.(f \\$1 \\$2
+.rm @U
+..
+.de )f			\" &&& end footnote
+.tm Line \\n(c. -- unmatched .)f
+..
+.de $s			\" $$$ footnote separator
+\l'2i'
+.if n \
+.	sp 0.3
+..
+.\"		*** DELAYED TEXT ***
+.de (d			\" &&& begin delayed text
+.rn (d @U
+.so \\*(||/deltext.me
+.(d \\$1 \\$2
+.rm @U
+..
+.de )d			\" &&& end delayed text
+.tm Line \\n(c. -- unmatched .)d
+..
+.\"		*** INDEXES (TABLE OF CONTENTS) ***
+.de (x			\" &&& begin index
+.rn (x @U
+.so \\*(||/index.me
+.(x \\$1 \\$2
+.rm @U
+..
+.de )x			\" &&& end index entry
+.tm Line \\n(c. -- unmatched .)x
+..
+.\"		*** STUFF FOR "STANDARD" PAPERS ***
+.de th			\" *** set "thesis" mode
+.so \\*(||/thesis.me
+.rm th
+..
+.de +c			\" *** begin chapter
+.ep				\" force out footnotes
+.if \\n(?o:\\n(?a \
+\{\
+.	bp			\" force out a table or more footnote
+.	rs
+.	ep
+.\}
+.nr ?C 1
+.nr $f 1 1
+.ds * \\*[1\\*]\k*
+.if \\n(?R \
+.	pn 1
+.bp
+.in \\n($iu			\" reset the indent
+.rs
+.ie \\n(.$ \
+.	$c "\\$1"
+.el \
+.	sp 3
+..
+.de ++			\" *** declare chapter type
+.nr _0 0
+.if "\\$1"C" \
+.	nr _0 1			\" chapter
+.if "\\$1"RC" \
+.	nr _0 11		\" renumbered chapter
+.if "\\$1"A" \
+.	nr _0 2			\" appendix
+.if "\\$1"RA" \
+.	nr _0 12		\" renumbered appendix
+.if "\\$1"P" \
+.	nr _0 3			\" preliminary material
+.if "\\$1"B" \
+.	nr _0 4			\" bibliographic material
+.if "\\$1"AB" \
+.	nr _0 5			\" abstract
+.if \\n(_0=0 \
+.	tm Line \\n(c. -- Bad mode to .++
+.nr ?R 0
+.if \\n(_0>10 \
+.\{
+.	nr ?R 1
+.	nr _0 -10
+.\}
+.nr ch 0 1
+.if (\\n(_0=3):(\\n(_0=5) \
+.	pn 1			\" must do before .ep
+.ep				\" end page for correct page number types
+.if \\n(_0=1 \
+\{\
+.	af ch 1
+.	af % 1
+.\}
+.if \\n(_0=2 \
+\{\
+.	af ch A
+.	af % 1
+.\}
+.if \\n(_0=3 \
+.	af % i
+.if \\n(_0=4 \
+.	af % 1
+.if \\n(_0=5 \
+.	af % 1
+.if \\n(.$>1 \
+.	he \\$2
+.if !\\n(_0=\\n(_M .if \\n(_M=3 \
+.	pn 1
+.nr _M \\n(_0
+.rr _0
+..
+.de $c			\" $$$ print chapter title
+.sz 12
+.ft B
+.ce 1000
+.if \\n(_M<3 \
+.	nr ch +1
+.ie \\n(_M=1 CHAPTER\ \ \\n(ch
+.el .if \\n(_M=2 APPENDIX\ \ \\n(ch
+.if \w"\\$1" .sp 3-\\n(.L
+.if \w"\\$1" \\$1
+.if (\\n(_M<3):(\w"\\$1") \
+.	sp 4-\\n(.L
+.ce 0
+.ft
+.sz
+.ie \\n(_M=1 \
+.	$C Chapter \\n(ch "\\$1"
+.el .if \\n(_M=2 \
+.	$C Appendix \\n(ch "\\$1"
+..
+.de tp			\" *** title page
+.hx
+.bp
+.br
+.rs
+.pn \\n%
+..
+.de ac			\" *** setup for ACM photo-ready paper
+.rn ac @T
+.so \\*(||/acm.me
+.ac "\\$1" "\\$2"
+.rm @T
+..
+.de lo			\" *** pull in the set of local macros
+.\" all these macros should be named "*X", where X is any letter
+.so \\*(||/local.me
+.rm lo
+..
+.de lh			\" *** letterhead
+.so \\*(||/letterhead.me
+..
+.\"		*** DATES ***
+.if \n(mo=1 .ds mo January
+.if \n(mo=2 .ds mo February
+.if \n(mo=3 .ds mo March
+.if \n(mo=4 .ds mo April
+.if \n(mo=5 .ds mo May
+.if \n(mo=6 .ds mo June
+.if \n(mo=7 .ds mo July
+.if \n(mo=8 .ds mo August
+.if \n(mo=9 .ds mo September
+.if \n(mo=10 .ds mo October
+.if \n(mo=11 .ds mo November
+.if \n(mo=12 .ds mo December
+.if \n(dw=1 .ds dw Sunday
+.if \n(dw=2 .ds dw Monday
+.if \n(dw=3 .ds dw Tuesday
+.if \n(dw=4 .ds dw Wednesday
+.if \n(dw=5 .ds dw Thursday
+.if \n(dw=6 .ds dw Friday
+.if \n(dw=7 .ds dw Saturday
+.ds td \*(mo \n(dy, 19\n(yr
+.\"		*** PARAMETRIC INITIALIZATIONS ***
+.if (1m<0.1i)&(\nx!=0) \
+.	vs 9p			\" for 12-pitch DTC terminals
+.rr x
+.nr $r \n(.v/\n(.s		\" ratio of vs to ps for .sz request
+.nr $R \n($r			\" ratio for displays & footnotes
+.nr hm 4v			\" header margin
+.nr tm 7v			\" top margin
+.nr bm 6v			\" bottom margin
+.nr fm 3v			\" footer margin
+.nr tf 3			\" title font: (real) Times Bold
+.nr tp 10			\" title point size
+.hy 14
+.nr bi 4m			\" indent for blocks
+.nr pi 5n			\" indent for paragraphs
+.nr pf 1			\" normal text font
+.nr pp 10			\" normal text point size
+.nr qi 4n			\" indent for quotes
+.nr qp -1			\" down one point
+.nr ii 5n			\" indent for .ip's and .np's
+.nr $m 1			\" max number of columns
+.nr $s 4n			\" column separation
+.bd S B 3
+.\"		*** OTHER INITIALIZATION ***
+.ds [ \u\x'-0.25v'
+.ds ] \d
+.ds < \d\x'0.25v'
+.ds > \u
+.ds - --
+.if t \
+\{\
+.	ds [ \v'-0.4m'\x'-0.2m'\s-3
+.	ds ] \s0\v'0.4m'
+.	ds < \v'0.4m'\x'0.2m'\s-3
+.	ds > \s0\v'-0.4m'
+.	ds - \(em
+.	nr fi 0.3i
+.\}
+.if n \
+\{\
+.	nr fi 3n
+.\}
+.nr _o \n(.o
+.if n .po 1i
+.if \n(.V=1v \
+.	nr $T 2
+.if n .if \n(.T=0 \
+.	nr $T 1
+.if \nv=2 \
+\{\
+.	nr $T 0
+.	po -0.5i		\" make ugly line on LHS on C/A/T typesetters
+.\}
+.if \n($T \
+\{\
+.	if \n($T=1 \
+.		po 0
+.	ds [ [
+.	ds ] ]
+.	ds < <
+.	ds > >
+.\}
+.nr $b \nb			\" figure the real font 8 font
+.rr b
+.if \n($b=0 \
+\{\
+.	if n .nr $b 2		\" italic
+.	if t .nr $b 3		\" bold
+.\}
+.nr ps 0.5v			\" paragraph pre/post spacing
+.if \n($T \
+.	nr ps 1v
+.if t .nr ps 0.35v
+.nr bs \n(ps			\" block pre/post spacing
+.nr qs \n(ps			\" quote pre/post spacing
+.nr zs 1v			\" float-block pre/postspacing
+.nr xs 0.2v			\" index prespacing
+.nr fs 0.2v			\" footnote prespacing
+.if \n($T \
+.	nr fs 0
+.if n .nr es 1v			\" equation pre/postspacing
+.if t .nr es 0.5v
+.wh 0 @h			\" set header
+.nr $l \n(.lu			\" line length
+.nr _L \n(.lu			\" line length of page
+.nr $c 1			\" current column number
+.nr $f 1 1			\" footnote number
+.ds * \*[1\*]\k*\"		\" footnote "name"
+.nr $d 1 1			\" delayed text number
+.ds # [1]\k#\"			\" delayed text "name"
+.nr _M 1			\" chapter mode is chapter
+.ds lq \&"\"			\" left quote
+.ds rq \&"\"			\" right quote
+.if t \
+.	ds lq ``
+.if t \
+.	ds rq ''
+.em @z
+.\"		*** FOREIGN LETTERS AND SPECIAL CHARACTERS ***
+.de sc			\" *** define special characters
+.so \\*(||/chars.me
+.rm sc
+..
+.ll 6.0i
+.lt 6.0i