Megacommit of dozens of files.

Cleanup of redundant/useless header file inclusion.

ISC style lint, primarily for function declarations and standalone
comments -- ie, those that appear on a line without any code, which
should be written as follows:
   /*
    * This is a comment.
    */

lib/dns/keytable.c

@@ -17,22 +17,15 @@
 
 #include <config.h>
 
-#include <stddef.h>
-#include <string.h>
-
-#include <isc/buffer.h>
-#include <isc/magic.h>
+#include <isc/mem.h>
 #include <isc/rwlock.h>
 #include <isc/util.h>
 
 #include <dns/keytable.h>
 #include <dns/fixedname.h>
-#include <dns/name.h>
 #include <dns/rbt.h>
 #include <dns/result.h>
 
-#include <dst/dst.h>
-
 struct dns_keytable {
 	/* Unlocked. */
         unsigned int		magic;
@@ -315,8 +308,7 @@ dns_keytable_finddeepestmatch(dns_keytable_t *keytable, dns_name_t *name,
 }
 
 void
-dns_keytable_detachkeynode(dns_keytable_t *keytable,
-			   dns_keynode_t **keynodep)
+dns_keytable_detachkeynode(dns_keytable_t *keytable, dns_keynode_t **keynodep)
 {
 	/*
 	 * Give back a keynode found via dns_keytable_findkeynode().