Fix missing config.h in win32/socket.c and replace config.h with <config.h>

(cherry picked from commit d87c1a120d)

bin/tools/named-nzd2nzf.c

@@ -9,7 +9,7 @@
  * information regarding copyright ownership.
  */
 
-#include "config.h"
+#include <config.h>
 
 #ifndef HAVE_LMDB
 #error This program requires the LMDB library.

lib/isc/aes.c

@@ -12,7 +12,7 @@
 
 /*! \file isc/aes.c */
 
-#include "config.h"
+#include <config.h>
 
 #include <isc/assertions.h>
 #include <isc/aes.h>

lib/isc/backtrace.c

@@ -12,7 +12,7 @@
 
 /*! \file */
 
-#include "config.h"
+#include <config.h>
 
 #include <string.h>
 #include <stdlib.h>

lib/isc/unix/ifiter_ioctl.c

@@ -9,6 +9,8 @@
  * information regarding copyright ownership.
  */
 
+#include <config.h>
+
 #include <stdbool.h>
 
 #include <isc/print.h>

lib/isc/win32/socket.c

@@ -24,6 +24,8 @@
  * XXXPDM 5 August, 2002
  */
 
+#include <config.h>
+
 #define MAKE_EXTERNAL 1
 
 #include <sys/types.h>