Hyphen/dash fixes

man1/cp.1

@@ -300,7 +300,7 @@ Backup suffix, see below.
 .BR "\-\-target\-directory=\fIDIR\fP" " (since file-utils 4.1)"
 Specify the destination directory. Meant for use with
 .BR xargs (1),
-as in "ls | xargs cp \-\-target-directory=../d".
+as in "ls | xargs cp \-\-target\-directory=../d".
 .TP
 .B "\-u, \-\-update"
 Do not copy a nondirectory that has an existing destination with

man1/ls.1

@@ -260,7 +260,7 @@ This option is provided for compatibility with other versions of
 Append a character to each file name indicating the file type. This is like
 .B \-F
 except that executables aren't marked.
-(In fact fileutils-4.0 treats the \-\-file-type option like \-\-classify.)
+(In fact fileutils-4.0 treats the \-\-file\-type option like \-\-classify.)
 .TP
 .B "\-q, \-\-hide\-control\-chars"
 Print question marks instead of nongraphic characters in file names. This

man3/scanf.3

@@ -468,7 +468,7 @@ The hyphen character
 is also special; when placed between two other characters, it adds all
 intervening characters to the set.  To include a hyphen, make it the last
 character before the final close bracket.  For instance, 
-.B [^]0\-9-\]
+.B [^]0\-9\-]
 means
 the set "everything except close bracket, zero through nine, and hyphen".
 The string ends with the appearance of a character not in the (or, with a