diff -Nuar powerman-1.0.20.orig/src/parse.y powerman-1.0.20/src/parse.y
--- powerman-1.0.20.orig/src/parse.y	2004-02-19 15:01:26.000000000 -0800
+++ powerman-1.0.20/src/parse.y	2006-10-01 14:09:23.992747728 -0700
@@ -754,6 +754,7 @@
         case EPL_NONODES:
             _errormsg("more plugs than nodes");
         default:
+	    break;
     }
 
     if (!conf_addnodes(nodestr))
diff -Nuar powerman-1.0.20.orig/src/Makefile powerman-1.0.20/src/Makefile
--- powerman-1.0.20.orig/src/Makefile	2006-10-01 14:27:37.716476000 -0700
+++ powerman-1.0.20/src/Makefile	2006-10-01 14:28:09.056712008 -0700
@@ -51,8 +51,6 @@
 # Fix for annoying "yyval used uninitialized" warning
 parse_tab.c parse_tab.h: parse.y
 	$(YACC) -d -oparse_tab.c parse.y
-	sed s/YYSTYPE\ yyval/YYSTYPE\ yyval\ =\ NULL/ parse_tab.c >foo.c
-	mv foo.c parse_tab.c
 
 parse_tab.o: parse_tab.c parse_tab.h powerman.h
 	$(CC) $(CFLAGS) -c -o parse_tab.o parse_tab.c