(child_setup) [WINDOWSNT]: Removed syntax errors.

src/callproc.c

@@ -808,9 +808,9 @@ child_setup (in, out, err, new_argv, set_pgrp, current_dir)
 #ifdef WINDOWSNT
   /* Spawn the child.  (See ntproc.c:Spawnve).  */
   cpid = spawnve (_P_NOWAIT, new_argv[0], new_argv, env);
-  if (cpid == -1) {    ????
-      report_file_error ("Spawning child process", Qnil);
-  }
+  if (cpid == -1)
+    /* An error occurred while trying to spawn the process.  */
+    report_file_error ("Spawning child process", Qnil);
   reset_standard_handles (in, out, err, handles);
   return cpid;
 #else /* not WINDOWSNT */