touched up code for an old c++ compiler

qse/doc/page/awk.doc

@@ -39,7 +39,7 @@ The \@include directive inserts the contents of the object specified in the
 following string, typically a file name, as if they appeared in the source
 stream being processed. The directive can only be used at the outmost scope 
 where global variable declarations, BEGIN, END, and/or pattern-action blocks
-appear. To use @include, you must turn on QSE_AWK_INCLUDE.
+appear. To use \@include, you must turn on QSE_AWK_INCLUDE.
 
 @code
 @include "abc.awk"

qse/doc/page/sed.doc

@@ -185,8 +185,8 @@ Writes the first line of the pattern space to @b file
 
 - <b>s/rex/repl/opts</b>
 Finds a matching substring with @b rex in pattern space and replaces it 
-with @repl. @b & in @b repl refers to the matching substring. @b opts may 
-be empty; You can combine the following options into @opts:
+with @b repl. @b & in @b repl refers to the matching substring. @b opts may 
+be empty; You can combine the following options into @b opts:
  - @b g replaces all occurrences of a matching substring with @b rex
  - @b number replaces the <b>number</b>'th occurrence of a matching substring 
       with @b rex