find/pred.c   |    6 +++---
 xargs/xargs.c |    5 +++--
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/find/pred.c b/find/pred.c
index e310eea..6eeaa42 100644
--- a/find/pred.c
+++ b/find/pred.c
@@ -566,7 +566,7 @@ impl_pred_exec (const char *pathname,
 		struct predicate *pred_ptr)
 {
   struct exec_val *execp = &pred_ptr->args.exec_vec;
-  char *target;
+  const char *target;
   bool result;
   const bool local = is_exec_in_local_dir (pred_ptr->pred_func);
   char *prefix;
@@ -665,7 +665,7 @@ impl_pred_exec (const char *pathname,
   if (target != pathname)
     {
       assert (local);
-      free (target);
+      free ((char *) target);
     }
   return result;
 }
@@ -2111,7 +2111,7 @@ launch (struct buildcmd_control *ctl, void *usercontext, int argc, char **argv)
 	    }
 	}
 
-      if (bc_args_exceed_testing_limit (argv))
+      if (bc_args_exceed_testing_limit ((const char **) argv))
 	errno = E2BIG;
       else
 	execvp (argv[0], argv);
diff --git a/xargs/xargs.c b/xargs/xargs.c
index c53b5a9..a0d90a5 100644
--- a/xargs/xargs.c
+++ b/xargs/xargs.c
@@ -1105,7 +1105,7 @@ xargs_do_exec (struct buildcmd_control *ctl, void *usercontext, int argc, char *
 
 	    prep_child_for_exec ();
 
-	    if (bc_args_exceed_testing_limit (argv))
+	    if (bc_args_exceed_testing_limit ((const char **) argv))
 	      errno = E2BIG;
 	    else
 	      execvp (argv[0], argv);
@@ -1123,7 +1123,8 @@ xargs_do_exec (struct buildcmd_control *ctl, void *usercontext, int argc, char *
 		 * utility if we run it, for POSIX compliance on the
 		 * handling of exit values.
 		 */
-		write (fd[1], &errno, sizeof (int));
+		int sink = write (fd[1], &errno, sizeof (int));
+		(void) sink;
 	      }
 
 	    close (fd[1]);