cksum,wc: don’t include <cpuid.h>

* src/cksum.c [!CRCTAB && USE_PCLMUL_CRC32]:
* src/wc.c [USE_AVX2_WC_LINECOUNT]:
Don’t include <cpuid.h>; no longer needed.

src/cksum.c

@@ -141,9 +141,7 @@ main (void)
 # include "error.h"
 
 # include "cksum.h"
-# if USE_PCLMUL_CRC32
-#  include "cpuid.h"
-# else
+# if !USE_PCLMUL_CRC32
 #  define cksum_pclmul cksum_slice8
 # endif /* USE_PCLMUL_CRC32 */
 

src/wc.c

@@ -38,9 +38,6 @@
 #include "safe-read.h"
 #include "stat-size.h"
 #include "xbinary-io.h"
-#ifdef USE_AVX2_WC_LINECOUNT
-# include <cpuid.h>
-#endif
 
 #if !defined iswspace && !HAVE_ISWSPACE
 # define iswspace(wc) \