Deleting two unused things, and adding two comments.

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5257 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -1,6 +1,7 @@
 2015-06-17  Benno Schulenberg  <bensberg@justemail.net>
 	* src/rcfile.c: Allow a tiny nano's ~/.nanorc to enable search and
 	position histories.  Also sort the options more strictly.
+	* src/nano.h: Delete two unused things, and add two comments.
 
 2015-06-17  Benno Schulenberg  <bensberg@justemail.net>
 	* src/text.c (do_undo, add_undo): When undoing a Backspace at the tail

src/nano.h

@@ -192,6 +192,7 @@ typedef enum {
     JOIN, PASTE, INSERT, ENTER, OTHER
 } undo_type;
 
+/* Structure types. */
 typedef struct color_pair {
     int pairnum;
 	/* The color pair number used for this foreground color and
@@ -272,7 +273,7 @@ typedef struct lintstruct {
 	/* Previous error. */
 } lintstruct;
 
-
+/* Flags that indicate how a multiline regex applies to a line. */
 #define CNONE		(1<<1)
 	/* Yay, regex doesn't apply to this line at all! */
 #define CBEGINBEFORE	(1<<2)
@@ -283,13 +284,9 @@ typedef struct lintstruct {
 	/* Whole line engulfed by the regex, start < me, end > me. */
 #define CSTARTENDHERE	(1<<5)
 	/* Regex starts and ends within this line. */
-#define CWTF		(1<<6)
-	/* Something else. */
-
 #endif /* !DISABLE_COLOR */
 
-
-/* Structure types. */
+/* More structure types. */
 typedef struct filestruct {
     char *data;
 	/* The text of this line. */
@@ -572,8 +569,7 @@ enum
 /* An imaginary key for when we get a SIGWINCH (window resize). */
 #define KEY_WINCH -2
 
-/* Extra bits for the undo function. */
-#define UNdel_del		(1<<0)
+/* Some extra bits for the undo function. */
 #define UNdel_backspace		(1<<1)
 #define UNcut_marked_forward	(1<<2)
 #define UNcut_cutline		(1<<3)