4853 illumos-gate is not lint-clean when built with openssl 1.0

*** 56,67 ****
   * [including the GNU Public Licence.]
   */
  
  #include <openssl/crypto.h>
  #include <openssl/cast.h>
! #include "cast_lcl.h"
! #include "cast_s.h"
  
  #define CAST_exp(l,A,a,n) \
          A[n/4]=l; \
          a[n+3]=(l    )&0xff; \
          a[n+2]=(l>> 8)&0xff; \
--- 56,67 ----
   * [including the GNU Public Licence.]
   */
  
  #include <openssl/crypto.h>
  #include <openssl/cast.h>
! #include <cast_lcl.h>
! #include <cast_s.h>
  
  #define CAST_exp(l,A,a,n) \
          A[n/4]=l; \
          a[n+3]=(l    )&0xff; \
          a[n+2]=(l>> 8)&0xff; \