Replace a `dagger' sign with a `double dagger' one.

The former looks ugly on grotty(1) devices.

1 files changed, 15 insertions, 15 deletions

diff --git a/lib/libc/regex/re_format.7 b/lib/libc/regex/re_format.7
index e0ee5bb..9002398 100644
--- a/lib/libc/regex/re_format.7
+++ b/lib/libc/regex/re_format.7
@@ -62,18 +62,18 @@ Obsolete REs mostly exist for backward compatibility in some old programs;
 they will be discussed at the end.
 .St -p1003.2
 leaves some aspects of RE syntax and semantics open;
-`\(dg' marks decisions on these aspects that
+`\(dd' marks decisions on these aspects that
 may not be fully portable to other
 .St -p1003.2
 implementations.
 .Pp
-A (modern) RE is one\(dg or more non-empty\(dg
+A (modern) RE is one\(dd or more non-empty\(dd
 .Em branches ,
 separated by
 .Ql \&| .
 It matches anything that matches one of the branches.
 .Pp
-A branch is one\(dg or more
+A branch is one\(dd or more
 .Em pieces ,
 concatenated.
 It matches a match for the first, followed by a match for the second, etc.
@@ -81,7 +81,7 @@ It matches a match for the first, followed by a match for the second, etc.
 A piece is an
 .Em atom
 possibly followed
-by a single\(dg
+by a single\(dd
 .Ql \&* ,
 .Ql \&+ ,
 .Ql \&? ,
@@ -109,7 +109,7 @@ always followed by
 .Ql \&} .
 The integers must lie between 0 and
 .Dv RE_DUP_MAX
-(255\(dg) inclusive,
+(255\(dd) inclusive,
 and if there are two of them, the first may not exceed the second.
 An atom followed by a bound containing one integer
 .Em i
@@ -142,7 +142,7 @@ An atom is a regular expression enclosed in
 regular expression),
 an empty set of
 .Ql ()
-(matching the null string)\(dg,
+(matching the null string)\(dd,
 a
 .Em bracket expression
 (see below),
@@ -158,16 +158,16 @@ followed by one of the characters
 (matching that character taken as an ordinary character),
 a
 .Ql \e
-followed by any other character\(dg
+followed by any other character\(dd
 (matching that character taken as an ordinary character,
 as if the
 .Ql \e
-had not been present\(dg),
+had not been present\(dd),
 or a single character with no other significance (matching that character).
 A
 .Ql \&{
 followed by a character other than a digit is an ordinary
-character, not the beginning of a bound\(dg.
+character, not the beginning of a bound\(dd.
 It is illegal to end an RE with
 .Ql \e .
 .Pp
@@ -191,7 +191,7 @@ of characters between those two (inclusive) in the
 collating sequence,
 .No e.g. Ql [0-9]
 in ASCII matches any decimal digit.
-It is illegal\(dg for two ranges to share an
+It is illegal\(dd for two ranges to share an
 endpoint,
 .No e.g. Ql a-c-e .
 Ranges are very collating-sequence-dependent,
@@ -263,7 +263,7 @@ then
 and
 .Ql [xy]
 are all synonymous.
-An equivalence class may not\(dg be an endpoint
+An equivalence class may not\(dd be an endpoint
 of a range.
 .Pp
 Within a bracket expression, the name of a
@@ -288,7 +288,7 @@ These stand for the character classes defined in
 A locale may provide others.
 A character class may not be used as an endpoint of a range.
 .Pp
-There are two special cases\(dg of bracket expressions:
+There are two special cases\(dd of bracket expressions:
 the bracket expressions
 .Ql [[:<:]]
 and
@@ -361,7 +361,7 @@ and
 becomes
 .Ql [^xX] .
 .Pp
-No particular limit is imposed on the length of REs\(dg.
+No particular limit is imposed on the length of REs\(dd.
 Programs intended to be portable should not employ REs longer
 than 256 bytes,
 as an implementation can refuse to accept such REs and remain
@@ -406,10 +406,10 @@ and
 by themselves ordinary characters.
 .Ql \&^
 is an ordinary character except at the beginning of the
-RE or\(dg the beginning of a parenthesized subexpression,
+RE or\(dd the beginning of a parenthesized subexpression,
 .Ql \&$
 is an ordinary character except at the end of the
-RE or\(dg the end of a parenthesized subexpression,
+RE or\(dd the end of a parenthesized subexpression,
 and
 .Ql \&*
 is an ordinary character if it appears at the beginning of the