/
ono.tmac
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ono.tmac
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.\" -*- nroff -*- vim:set ft=nroff fdm=marker:
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.\" $0: Flavour of troff(1) processing the document
.ds $0 unknown
.ft R
.ie \n(.f=0 .ds $0 mandoc
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.
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.\"==============================[ CHARACTERS ]============================={{{1
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.\" ASCII characters which are harder to typeset than you'd think
.ie '\*($0'heirloom' \{\
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.\" Adaptive monospace fonts. Provides the author with improved control over the
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.\" Mono nroff(1) troff(1) Use for...
.\" ------------------------------------------------------------------------
.\" \*(CW \fR \f(CR Cosmetic effects, literal values
.\" \*(C? \fI \f(CW Argument names, variable names
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.\" Usage:
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.\" Examples:
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.\" .FONT 12p
.\"
.de FONT
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. ig NT
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.\"================================[ DATES ]================================{{{1
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.\" Current year
.nr YR 1900+\n(yr
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.\" Full month names
.ie \n(mo=1 .ds %M January
.el .ie \n(mo=2 .ds %M February
.el .ie \n(mo=3 .ds %M March
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.el .ie \n(mo=10 .ds %M October
.el .ie \n(mo=11 .ds %M November
.el .if \n(mo=12 .ds %M December
.
.\" Abbreviated month names
.ie \n(mo=1 .ds %m Jan
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.
.\" Day of the week (Abbreviated)
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.el .if \n(dw=7 .ds %d Sat
.
.\" Day of the month with ordinal suffix: 1st, 2nd, 3rd...
.ie ((\n(dy>10)&(\n(dy<20)) .ds dy \n(dyth
.el .ie (\n(dy%10)=1 .ds dy \n(dyst
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.
.
.\"===========================[ UNDERLINED TEXT ]==========================={{{1
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.\" .UL -- Proper underlined text.
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.\" TODO: Deal with grotty(1) v1.23's "-i" (and "-r") switches.
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.\" Usage:
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.\" .UL [TEXT] [AFFIX]
.\" .UL [PREFIX] [TEXT] [AFFIX]
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.\" Uses:
.\" \*($0
.\"
.\" Clobbers:
.\" \*(U^B \*(U^C \*(U^E
.\" \n(U^B
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.\" Bugs:
.\" - Line-wrapping produces ugly underlines stretching to the left margin of
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.\" - Underline drawn too closely to character baseline in troff(1)
.de UL
' \" Temporarily disable no-fill mode
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' \" Resolve argument order
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' \" Nroff
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\\*(U
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' \" Troff
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' \" Clean up
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..
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.\" ============================[ CODE BLOCKS ]============================={{{1
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.\" .`` -- Indented code block, optionally tagged with a format identifier.
.\"
.\" Usage:
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.\" \& Contents
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.\"
.\" Examples:
.\" .`` js
.\" import {readLines} from "eal/index.mjs";
.\" .``
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.\" Modifies:
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.\"
.\" Clobbers:
.\" \*(`^B
.de ``
' \" Begin block
' ie !\\n(`` \{\
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..
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.\" ===============================[ LISTS ]================================{{{1
.\" Macros for marking up lists, both ordered and unordered.
.
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.nr * 1 \" List counter
.nr *~ 1 \" Marker offset
.ds *% \(bu \" Marker string
.
.\" .* -- Begin a list item. May be used outside of a .[[ call.
.\"
.\" Usage:
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.\" Nested list:
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.\" . * Nested list item 1
.\" . * Nested list item 2
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.\" Modifies:
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.\"
.\" Clobbers:
.\" \*(*^B
.de *
. br
\h'-\\n(*~u-\\w,\\*(*%,u'\\*(*%\h'\\n(*~u'\*($*
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..
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.\" .[[ -- Begin list.
.\"
.\" Modifies:
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.\" \n* -- Resets counter register
.\" .]] -- Temporarily redefined whilst list is open
.\"
.\" Clobbers:
.\" \*([^E \*(^E{0..9a..zA..Z}
.\" \n([^E
.de [[
. \" Compute an internal ID for the current depth
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.
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. \" Apply new state
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..
.
.
.\" ========================[ STRING MANIPULATION ]========================={{{1
.
.\" .$# -- Store the character count of $2 in register $1
.\"
.\" Usage:
.\" .$# [OUT-NR] [TEXT]
.\"
.\" Uses:
.\" \*$0
.de $#
. if '\*($0'groff' \{\
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. ft CW
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..
.
.\" .=~ -- Define string $1 containing $2 with active character translations applied.
.\"
.\" Usage:
.\" .=~ [NAME] [TEXT]
.\"
.\" Example:
.\" .tr AaBbCcXxYyZz-
.\" .=~ A-Z "ABC-XYZ"
.\" \*[A-Z] => abc xyz
.\"
.\" Clobbers:
.\" \*(=^C \*(=^E
.de =~
. de = >>
. ds \\$1 \\\\$1
. >>
. di =
. tr .="
. br
\! \\$2
. br
. tr
. di
. =
. rm = =
..
.
.\" .~- -- Convert a string to a format suitable for an internal identifier.
.\"
.\" Usage:
.\" .~- [OUT-STR] [TEXT]
.\"
.\" Example:
.\" .~- xy " Here's an ""ID"" string ++1 2 3_4 5 6 7 8 9"
.\" \*(xy => heres-an-id-string-1-2-3-4-5-6-7-8-9
.\"
.\" Uses:
.\" .,+ .=~
.\"
.\" Clobbers:
.\" \*(~^B \*(~^C
.\"
.\" Bugs:
.\" - Heirloom Doctools breaks when passed strings with embedded quotes
.\" - Strings with spaces shouldn't be truncated to first 9 substrings
.de ~-
. ds ~ \\$2
. ,+ ~ "\\*(~" -
.
. \" Strip unwanted characters
. tr ' " \(aq \(lq \(rq \(oq \(cq \(aa \(ga
. tr " ! # $ % & ( ) * + , . / : ; < = > ? @ [ \e ] ^ ` { | } ~
. =~ ~ "\\*(~
. tr ''""\(aq\(aq\(lq\(lq\(rq\(rq\(oq\(oq\(cq\(cq\(aa\(aa\(ga\(ga
. tr !!##$$%%&&(())**++,,..//::;;<<==>>??@@[[\e\e]]^^``{{||}}~~
.
. \" Replace punctuation with dashes
. tr \(hy-\(mi-\(en-\(em-_-
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. tr aabbccddeeffgghhiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz
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. tr AABBCCDDEEFFGGHHIIJJKKLLMMNNOOPPQQRRSSTTUUVVWWXXYYZZ
.
. ds \\$1 \\*(~
. rm ~
..
.
.\" .,+ -- Concatenate the elements of a space-delimited list.
.\"
.\" Usage:
.\" .,+ [OUT-STR] [LIST] [SEPARATOR]
.\"
.\" Example:
.\" .,+ XY "Foo Bar Baz" :
.\" \*(XY => Foo:Bar:Baz
.\"
.\" Uses:
.\" .4@
.\"
.\" Clobbers:
.\" \*(,^B
.de ,+
. ds \\$1
. de , >>
. if \\\\$2>1 .as \\$1 \\$3
. as \\$1 \\\\$1
. >>
. 4@ "\\$2" ,
. rm ,
..
.
.\" .4@ -- Execute a macro for each item in a space-delimited list.
.\"
.\" For each entry, the macro is called once with three arguments:
.\" $1 = The element in question
.\" $2 = Its index of appearance (counted from 1, not 0)
.\" $3 = Total number of elements in the list being processed
.\"
.\" Usage:
.\" .4@ [LIST] [MACRO]
.\"
.\" Example:
.\" .de XY
.\" \\$2/\\$3: \\$1
.\" .br
.\" ..
.\" .4@ "Foo Bar Baz" XY
.\" Output:
.\" 1/3: Foo
.\" 2/3: Bar
.\" 3/3: Baz
.\"
.\" Uses:
.\" .ev 1
.\"
.\" Modifies:
.\" .in -- Set to \n(.H in environment 1 (ditroff/otroff only)
.\"
.\" Clobbers:
.\" \*(4^B \*(4^C \*(4^E \*(4^F \*(4\a \*(^B4 \*(^C4 \*(^F4
.\" \n(4^B \n(4^C \n(4^E \n(4^F \n(4\a \n(^B4 \n(^C4 \n(^F4
.de 4@
.
. \" Heirloom Doctools freaks when needlessly pushing/popping environment
. if !'\*($0'ditroff' .if !'\*($0'otroff' \{\
. do als 4 ev
. ig @@
. \}
. de 4 >>
. ie \\\\$1 \{\
. if !\\\\n(.iu=\\n(.Hu \{\
. ev \\\\$1
. in \\n(.Hu
. \}
. \}
. el .if \\\\n(.iu=\\n(.Hu .ev
. >>
. ig @@
. @@
.
. \" Toggle line "squeezing"
. do aln .hy 4
. do aln .warn 4
. de 4 >>
. ec
. ie \\\\$1 \{\
. 4 1
. na
. nh
. fi
. ll \\n(.Hu
. do warn 0
. nr 4 1
. \}
. el .if \\\\n(4=1 \{\
. nr 4 0
. ad \\n(.j
. ll \\n(.lu
. if \\n(.u=0 .nf
. hy
. do hy \\n(4
. do warn \\n(4
. 4
. \}
. >>
. 4 1
.
. \" Sanity checks
. ds 4 \\$1
. if !\w'\\*(4' .ig << \" Empty list
. if '\\$2'' .ig << \" Missing argument
.
. \" Compute total number of entries
. di 4
\\$1
. br
. nr 4 \\n(.d/\\n(.v
. di
.
. \" Output collected from callback invocations
. di 4
. di
. nr 4 0 \" Flag indicating that output was generated
.
. \" Callback wrapper
. de 4 >>
. 4
. nr 4 \\\\n(4
' da 4
' if \\\\n(.$>0 '\\$2 \\\\$1 \\\\n+(4 \\n(4
' if \\\\n(.$>1 '\\$2 \\\\$2 \\\\n+(4 \\n(4
' if \\\\n(.$>2 '\\$2 \\\\$3 \\\\n+(4 \\n(4
' if \\\\n(.$>3 '\\$2 \\\\$4 \\\\n+(4 \\n(4
' if \\\\n(.$>4 '\\$2 \\\\$5 \\\\n+(4 \\n(4
' if \\\\n(.$>5 '\\$2 \\\\$6 \\\\n+(4 \\n(4
' if \\\\n(.$>6 '\\$2 \\\\$7 \\\\n+(4 \\n(4
' if \\\\n(.$>7 '\\$2 \\\\$8 \\\\n+(4 \\n(4
' if \\\\n(.$>8 '\\$2 \\\\$9 \\\\n+(4 \\n(4
' if !(\\\\n(.h=\\n(.h):(\\\\n(.d=\\n(.d) .nr 4 1
' if (\\\\n(4=1)&(\\\\n(4>=\\n(4) .br
' da
' if \\\\n(4=\\\\n(4 .nr 4 2
. 4 1
. ec
. >>
.
. \" Diversion trap handler
. de 4 >>
. nr 4 0
. ec
. 4
. ec
.4
. >>
.
. \" Iterate through blocks of 9 entries at a time
. de 4 >>
. if \\\\n(4<=\\n(4 .if !(\\\\n(4=9)&(\\n(4=9) \{\
. 4 1
. nr 4 \\\\n(4
. if !\\\\n(4=\\n(4 \{\
. nr 4 1
. di 4
. ie \\\\n(4>0 \{\
. dt \\\\n(4 4
. ec \}
. el .4
\\$1
. br
. di
. ec
.
. \" Start next cycle
. if \\\\n(4=0 .if !\\\\n(4=2 \{\
. 4
. 4
. \}
. \}
. \}
. >>
.
. \" Repurpose line-count register for tracking iteration index
. nr 4 0 1
.
. \" Conceal junk output in a throwaway diversion
. di 4
. 4
. br
. di
.
. \" Safety net
. ig <<
. <<
.
. \" Clean up
. 4
. rm 4 4 4 4 4 4 4
. rr 4 4 4 4 4 4 4
.
. \" Print output buffered from callbacks, if any
. if \\n(4=1 .4
. rm 4
. rr 4
..
.
.\" Spoon-feed mandoc(1) with a diversion-free variant
.if '\*($0'mandoc' \{\
.de 4@
. de 4@-mandoc >>
. nr 4@-mandoc-index 0 1
. nr 4@-mandoc-total \\\\n(.$
. >>
. 4@-mandoc \\$1
. de 4@-mandoc >>
. if \\\\n(.$>0 \{\
. \\$2 \\\\$1 \\\\n+[4@-mandoc-index] \\n[4@-mandoc-total]
. shift
. 4@-mandoc \\\\$*
. \}
. >>
. 4@-mandoc \\$1
. rm 4@-mandoc
. rr 4@-mandoc-index
. rr 4@-mandoc-total
..
.\}
.
.
.\" ===========================[ COMPATIBILITY ]============================{{{1
.
.\" Crude shims for $* and $@, used internally by Mono.
.\" Doesn't support inline expansion; i.e., stuff like:
.\"
.\" .XY a \\*($* b
.\"
.\" Clobbers: \n($* \n($@
.\" \*($* \*($@
.\"
.
.nr $* 0
.nr $@ 0
.de $*
. if !'\\$*'1 2 3' .nr $* 1
. if !'\\$@'"1" "2" "3"' .nr $@ 1
..
.$* 1 2 3
.ds $* \\\\$*
.ds $@ \\\\$@
.if \n($*=1 \{ .de $*
\c
\.ie \\\\n(.$=1 \\\\$1\c
\.el .ie \\\\n(.$=2 \\\\$1 \\\\$2\c
\.el .ie \\\\n(.$=3 \\\\$1 \\\\$2 \\\\$3\c
\.el .ie \\\\n(.$=4 \\\\$1 \\\\$2 \\\\$3 \\\\$4\c
\.el .ie \\\\n(.$=5 \\\\$1 \\\\$2 \\\\$3 \\\\$4 \\\\$5\c
\.el .ie \\\\n(.$=6 \\\\$1 \\\\$2 \\\\$3 \\\\$4 \\\\$5 \\\\$6\c
\.el .ie \\\\n(.$=7 \\\\$1 \\\\$2 \\\\$3 \\\\$4 \\\\$5 \\\\$6 \\\\$7\c
\.el .ie \\\\n(.$=8 \\\\$1 \\\\$2 \\\\$3 \\\\$4 \\\\$5 \\\\$6 \\\\$7 \\\\$8\c
\.el .if \\\\n(.$>8 \\\\$1 \\\\$2 \\\\$3 \\\\$4 \\\\$5 \\\\$6 \\\\$7 \\\\$8 \\\\$9\c
.. \}
.if \n($@=1 \{ .de $@
\c
\.ie \\\\n(.$=1 \&"\\\\$1"\c
\.el .ie \\\\n(.$=2 \&"\\\\$1" "\\\\$2"\c
\.el .ie \\\\n(.$=3 \&"\\\\$1" "\\\\$2" "\\\\$3"\c
\.el .ie \\\\n(.$=4 \&"\\\\$1" "\\\\$2" "\\\\$3" "\\\\$4"\c
\.el .ie \\\\n(.$=5 \&"\\\\$1" "\\\\$2" "\\\\$3" "\\\\$4" "\\\\$5"\c
\.el .ie \\\\n(.$=6 \&"\\\\$1" "\\\\$2" "\\\\$3" "\\\\$4" "\\\\$5" "\\\\$6"\c
\.el .ie \\\\n(.$=7 \&"\\\\$1" "\\\\$2" "\\\\$3" "\\\\$4" "\\\\$5" "\\\\$6" "\\\\$7"\c
\.el .ie \\\\n(.$=8 \&"\\\\$1" "\\\\$2" "\\\\$3" "\\\\$4" "\\\\$5" "\\\\$6" "\\\\$7" "\\\\$8"\c
\.el .if \\\\n(.$>8 \&"\\\\$1" "\\\\$2" "\\\\$3" "\\\\$4" "\\\\$5" "\\\\$6" "\\\\$7" "\\\\$8" "\\\\$9"\c
.. \}
.rr $*
.rr $@
.
.
.\" ==========================[ CASE CONVERSION ]==========================={{{1
.
.\" .!! -- Print arguments in uppercase.
.\"
.\" If the first argument is \&, the second argument is interpreted
.\" as the name of a string (or diversion) to convert the casing of.
.\"
.\" Usage:
.\" .!! [TEXT]
.\" .!! \& [VAR-NAME]
.\"
.\" Example:
.\" .!! Synopsis
.\" .!! See also
.\" .!! \& doc:title
.\"
.\" Uses:
.\" \*($*
.\"
.\" Clobbers:
.\" \*(!^B
.\" \n(!^B
.de !!
. \" Use Groff's .stringup request if available
. if d stringup \{\
. if '\&'\\$1' .if d \\$2 \{\
. stringup \\$2
. return
. \}
. ds ! \\$*
. stringup !
\&\\*(!
. rm !
. return
. \}
.
. \" Modify by reference
. if '\&'\\$1' .if d \\$2 \{\
. nr ! 1
. di !
. \}
. tr aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ
. tr \(*a\(*A\(*b\(*B\(*g\(*G\(*d\(*D\(*e\(*E\(*z\(*Z\(*y\(*Y\(*h\(*H\(*i\(*I\(*k\(*K\(*l\(*L\(*m\(*M
. tr \(*n\(*N\(*c\(*C\(*o\(*O\(*p\(*P\(*r\(*R\(*s\(*S\(*t\(*T\(*u\(*U\(*f\(*F\(*x\(*X\(*q\(*Q\(*w\(*W
\*($*
. tr aabbccddeeffgghhiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz
. tr \(*a\(*a\(*b\(*b\(*g\(*g\(*d\(*d\(*e\(*e\(*z\(*z\(*y\(*y\(*h\(*h\(*i\(*i\(*k\(*k\(*l\(*l\(*m\(*m
. tr \(*n\(*n\(*c\(*c\(*o\(*o\(*p\(*p\(*r\(*r\(*s\(*s\(*t\(*t\(*u\(*u\(*f\(*f\(*x\(*x\(*q\(*q\(*w\(*w
. if \\n(!=1 .di
. rr !
..
.
.\" '.. -- Print arguments in lowercase.
.\"
.\" Usage:
.\" '.. [TEXT]
.\" '.. \& [VAR-NAME]
.\"
.\" Example:
.\" '.. LOUD NOISES
.\" '.. \& DOC*TITLE
.\"
.\" Uses:
.\" \*($*
.\"
.\" Clobbers:
.\" \*(!^B
.\" \n(!^B
.de ..
. \" Use Groff's .stringdown request if available
. if d stringdown \{\
. if '\&'\\$1' .if d \\$2 \{\
. stringdown \\$2
. return
. \}
. ds ! \\$*
. stringdown !
\&\\*(!
. rm !
. return
. \}
.
. \" Modify by reference
. if '\&'\\$1' .if d \\$2 \{\
. nr ! 2
. di !
. \}
. tr AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz
. tr \(*A\(*a\(*B\(*b\(*G\(*g\(*D\(*d\(*E\(*e\(*Z\(*z\(*Y\(*y\(*H\(*h\(*I\(*i\(*K\(*k\(*L\(*l\(*M\(*m
. tr \(*N\(*n\(*C\(*c\(*O\(*o\(*P\(*p\(*R\(*r\(*S\(*s\(*T\(*t\(*U\(*u\(*F\(*f\(*X\(*x\(*Q\(*q\(*W\(*w
\*($*
. tr AABBCCDDEEFFGGHHIIJJKKLLMMNNOOPPQQRRSSTTUUVVWWXXYYZZ
. tr \(*A\(*A\(*B\(*B\(*G\(*G\(*D\(*D\(*E\(*E\(*Z\(*Z\(*Y\(*Y\(*H\(*H\(*I\(*I\(*K\(*K\(*L\(*L\(*M\(*M
. tr \(*N\(*N\(*C\(*C\(*O\(*O\(*P\(*P\(*R\(*R\(*S\(*S\(*T\(*T\(*U\(*U\(*F\(*F\(*X\(*X\(*Q\(*Q\(*W\(*W
. if \\n(!=2 .di
. nr ! 1
..
.
.
.\" ================================[ MAPS ]================================{{{1
.\" Basic key/value hash structures in pure Roff.
.\"
.\" Provides a means of storing values under names longer than 2 characters,
.\" but makes no assumptions about compatibility mode and/or implementation.
.
.\" Counter used when generating IDs automatically
.nr # 1
.
.\" .?# -- Set register $3 to 1 if a key named $2 exists in $1
.\"
.\" Usage:
.\" .?# [MAP-NAME] [KEY] [OUT-NR]
.\"
.\" Examples:
.\" .?# COLOURS red HAVE-RED?
.\" \n[HAVE-RED?] => 1
.de ?#
. if !'\\$3'' .rr \\$3
..
.
.\" .#? -- Set register $3 to 1 if $1 has an entry with a value of $2.
.\"
.\" Usage:
.\" .#? [MAP-NAME] [VALUE] [OUT-NR]
.\"
.\" Examples:
.\" .#? COLOURS "#ff0000" HAVE-RED?
.\" \n[HAVE-RED?] => 1
.de #?
. if !'\\$3'' .rr \\$3
..
.
.\" .#< -- Retrieve an entry named $2 stored in $1.
.\"
.\" Usage:
.\" .#< [MAP-NAME] [KEY] [OUT-STR]
.\"
.\" Example:
.\" .#< COLOURS red HEX-CODE
.\" \*[HEX-CODE] => "#ff0000"
.de #<
. if !'\\$3'' .rm \\$3
..
.
.\" .#> -- Store an entry in $1 named $2 with value $3.
.\"
.\" Usage:
.\" .#> [MAP-NAME] [KEY] [VALUE]
.\"
.\" Example:
.\" .#> COLOURS red "#ff0000"
.de #>
. am ?# >>
. if '\\\\$1'\\$1' .if '\\\\$2'\\$2' .nr \\\\$3 1
. >>
. am #? >>
. if '\\\\$1'\\$1' .if '\\\\$2'\\$3' .nr \\\\$3 1
. >>
. am #< >>
. if '\\\\$1'\\$1' .if '\\\\$2'\\$2' .ds \\\\$3 \\$3
. >>
..
.
.\" .#+ -- Assign a unique identifier to $1
.\"
.\" Usage:
.\" .#+ [VALUE] [ID] [OUT-STR]
.\"
.\" Clobbers:
.\" \n($?
.de #+
. #? ID "\\$2" $?
.
. \" ID already exists
. ie \\n($?=1 \{\
. #? ID "\\$2-\\n(#" $?
.
. \" Suffixed ID exists too; increment and try again
. ie \\n($?=1 \{\
. nr # \\n(#+1
. #+ "\\$1" "\\$2"
. \}
.
. \" This suffix is free; use it
. el \{\
. #> ID "\\$1" "\\$2-\\n(#"
. if !'\\$3'' .#< ID "\\$1" \\$3
. \}
. \}
.
. \" ID not yet allocated; use it
. el \{\
. #> ID "\\$1" "\\$2"
. if !'\\$3'' .#< ID "\\$1" \\$3
. \}
.
. \" Clean up
. rr $?
..
.
.
.\"==============================[ HYPERLINKS ]============================={{{1
.
.\" Strings inserted before and after links rendered by non-interactive mediums
.if n .ds [_ \fI
.if n .ds _] \fP
.
.\" .[ -- Format-agnostic hyperlinks.
.\"
.\" Usage:
.\" .[ [TEXT] "](" [URL] ")" [AFFIX]
.\" .[ [TEXT] "]<" [EMAIL] ">" [AFFIX]
.\" .[ [TEXT] "][" [ANCHOR] "]" [AFFIX]
.\" .[ [URL] "]()" [AFFIX]
.\" .[ [EMAIL] "]<>" [AFFIX]
.\" .[ [ANCHOR] "][]" [AFFIX]
.\" .[ [ANCHOR] "]" [AFFIX]
.\"
.\" Examples:
.\" .[ eBay ]( https://ebay.com )
.\" .[ Contact ]< contact@author.com >
.\" .[ Term ][ term-id ] \" See .#
.\"
.\" Trailing punctuation using the affix parameter:
.\" .[ Details ]( " (visit " http://url " for more information)" ) ,
.\" .[ Term-ID ][ " (q.v. " term-id ", section 3.2)" ] ,
.\" .[ "Send an e-mail" ]< " to " email@address.com "" > .
.\"
.\" Shorthand forms:
.\" .[ https://ebay.com ]() \" Same as .[ https://ebay.com ]( https://ebay.com )
.\" .[ foo@bar.com ]<> \" Same as .[ foo@bar.com ]< foo@bar.com >
.\" .[ Term ][] \" Same as .[ Term ][ Term ]
.\" .[ Term ] \" As above
.\"
.\" Uses:
.\" \*([_
.\" \*(_]
.\"
.\" TODO:
.\" * Support Heirloom Doctools' dpost(1) and dhtml(1)
.\" * Support Neatroff's neatpdf(1)
.
.\" Printed/non-interactive
.de [