Index: main_act.c
===================================================================
--- main_act.c	(revision 13828)
+++ main_act.c	(revision 13829)
@@ -92,9 +92,10 @@
 }
 
 extern const char *pcb_action_args[];
+extern const int PCB_ACTION_ARGS_WIDTH;
 static int help_main(void) {
 	const char **cs;
-	for(cs = pcb_action_args; cs[2] != NULL; cs += 4) {
+	for(cs = pcb_action_args; cs[2] != NULL; cs += PCB_ACTION_ARGS_WIDTH) {
 		fprintf(stderr, "%s [", Progname);
 		if (cs[0] != NULL)
 			fprintf(stderr, "-%s", cs[0]);