Remove extraneous whitespace.

* pinfo.cc (commune_process): Use default argument to lock_process.
* sigproc.cc: Update copyright.
* select.cc: Ditto.

winsup/cygwin/pinfo.cc

@@ -399,7 +399,7 @@ commune_process (void *arg)
   if (process_sync)		// FIXME: this test shouldn't be necessary
     ProtectHandle (process_sync);
 
-  lock_process now (false);
+  lock_process now ();
   if (si._si_commune._si_code & PICOM_EXTRASTR)
     si._si_commune._si_str = (char *) (&si + 1);