--- freem/src/ssvn_zrpi.c	2025/01/19 02:04:04	1.1
+++ freem/src/ssvn_zrpi.c	2025/04/09 19:52:02	1.4
@@ -1,23 +1,11 @@
 /*
- *                            *
- *                           * *
- *                          *   *
- *                     ***************
- *                      * *       * *
- *                       *  MUMPS  *
- *                      * *       * *
- *                     ***************
- *                          *   *
- *                           * *
- *                            *
- *
- *   ssvn_zrpi.c
+ *   $Id: ssvn_zrpi.c,v 1.4 2025/04/09 19:52:02 snw Exp $
  *    Support for Raspberry Pi single-board computers
  *
  *  
- *   Author: Serena Willis <jpw@coherent-logic.com>
+ *   Author: Serena Willis <snw@coherent-logic.com>
  *    Copyright (C) 1998 MUG Deutschland
- *    Copyright (C) 2020 Coherent Logic Development LLC
+ *    Copyright (C) 2020, 2025 Coherent Logic Development LLC
  *
  *
  *   This file is part of FreeM.
@@ -35,6 +23,16 @@
  *   You should have received a copy of the GNU Affero General Public License
  *   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
  *
+ *   $Log: ssvn_zrpi.c,v $
+ *   Revision 1.4  2025/04/09 19:52:02  snw
+ *   Eliminate as many warnings as possible while building with -Wall
+ *
+ *   Revision 1.3  2025/03/09 19:50:47  snw
+ *   Second phase of REUSE compliance and header reformat
+ *
+ *
+ * SPDX-FileCopyrightText:  (C) 2025 Coherent Logic Development LLC
+ * SPDX-License-Identifier: AGPL-3.0-or-later
  **/
 
 #include <stdlib.h>
@@ -53,10 +51,10 @@ int rpi_pinmode[RPI_PINCOUNT];
 
 void ssvn_zrpi_init (void)
 {
+  
+#if defined(HAVE_WIRINGPI_H)
     register int i;
     
-#if defined(HAVE_WIRINGPI_H)
-
     wiringPiSetup ();
     
     for (i = 0; i < RPI_PINCOUNT; i++) {
@@ -65,13 +63,11 @@ void ssvn_zrpi_init (void)
     }
 
 #endif
-    
+    return;
 }
 
 void ssvn_zrpi (short action, char *key, char *data)
 {
-    int pin;
-    
     freem_ref_t *ref = (freem_ref_t *) malloc (sizeof (freem_ref_t));
     char *kbuf = (char *) malloc (STRLEN * sizeof (char));    
     char *verb = (char *) malloc (STRLEN * sizeof (char));