Forbid b{copy,zero,cmp}(). Don't include <strings.h> for <string.h>

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12996

module/zcommon/zfs_deleg.c

@@ -36,7 +36,7 @@
 #include <libnvpair.h>
 #include <ctype.h>
 #endif
-#include <sys/strings.h>
+#include <sys/string.h>
 #include <sys/dsl_deleg.h>
 #include "zfs_prop.h"
 #include "zfs_deleg.h"

module/zcommon/zfs_fletcher_aarch64_neon.c

@@ -45,7 +45,7 @@
 
 #include <sys/simd.h>
 #include <sys/spa_checksum.h>
-#include <sys/strings.h>
+#include <sys/string.h>
 #include <zfs_fletcher.h>
 
 ZFS_NO_SANITIZE_UNDEFINED

module/zcommon/zfs_fletcher_avx512.c

@@ -27,7 +27,7 @@
 #include <sys/byteorder.h>
 #include <sys/frame.h>
 #include <sys/spa_checksum.h>
-#include <sys/strings.h>
+#include <sys/string.h>
 #include <sys/simd.h>
 #include <zfs_fletcher.h>
 

module/zcommon/zfs_fletcher_intel.c

@@ -43,8 +43,8 @@
 #if defined(HAVE_AVX) && defined(HAVE_AVX2)
 
 #include <sys/spa_checksum.h>
+#include <sys/string.h>
 #include <sys/simd.h>
-#include <sys/strings.h>
 #include <zfs_fletcher.h>
 
 ZFS_NO_SANITIZE_UNDEFINED

module/zcommon/zfs_fletcher_sse.c

@@ -45,8 +45,8 @@
 
 #include <sys/simd.h>
 #include <sys/spa_checksum.h>
+#include <sys/string.h>
 #include <sys/byteorder.h>
-#include <sys/strings.h>
 #include <zfs_fletcher.h>
 
 ZFS_NO_SANITIZE_UNDEFINED

module/zcommon/zfs_fletcher_superscalar.c

@@ -44,7 +44,7 @@
 #include <sys/param.h>
 #include <sys/byteorder.h>
 #include <sys/spa_checksum.h>
-#include <sys/strings.h>
+#include <sys/string.h>
 #include <zfs_fletcher.h>
 
 ZFS_NO_SANITIZE_UNDEFINED

module/zcommon/zfs_fletcher_superscalar4.c

@@ -44,7 +44,7 @@
 #include <sys/param.h>
 #include <sys/byteorder.h>
 #include <sys/spa_checksum.h>
-#include <sys/strings.h>
+#include <sys/string.h>
 #include <zfs_fletcher.h>
 
 ZFS_NO_SANITIZE_UNDEFINED