Fix build.

backend/escl/escl.c

@@ -860,7 +860,7 @@ sane_start(SANE_Handle h)
         handler->ps.last_frame = next_page;
     }
     else {
-        handler->scanner->work == SANE_FALSE;
+        handler->scanner->work = SANE_FALSE;
         handler->ps.last_frame = SANE_FALSE;
     }
     handler->ps.format = SANE_FRAME_RGB;

backend/escl/escl_status.c

@@ -91,9 +91,8 @@ find_nodes_s(xmlNode *node)
  *        Otherwise, this means that the scanner isn't ready to use.
  */
 static void
-print_xml_s(xmlNode *node, SANE_Status *status)
+print_xml_s(xmlNode *node, SANE_Status *status, int source)
 {
-    int x = 0;
     SANE_Status platen_status;
     SANE_Status adf_status;