warnings cleanup v2

nwcrypt.c

@@ -87,8 +87,6 @@ GPL. If anybody who knows more about copyright and sees any problems
 with this, please tell me.
 ****************************************************************************/
 
-#include <string.h>
-
 /******************* Data types ***************************/
 typedef unsigned char buf32[32];
 typedef unsigned char buf16[16];
@@ -120,6 +118,7 @@ static buf32 encryptkeys  =
  0x6B,0x0F,0xD5,0x70,0xAE,0xFB,0xAD,0x11,
  0xF4,0x47,0xDC,0xA7,0xEC,0xCF,0x50,0xC0};
 
+#include <string.h>
 #include "nwcrypt.h"
 static void
 shuffle1(buf32 temp, unsigned char *target)