--- geta/Makefile.in.orig	1999-01-28 20:03:25.000000000 +0800
+++ geta/Makefile.in	2014-05-27 17:38:57.800549718 +0800
@@ -1,6 +1,6 @@
 CC = cc
-CFLAGS = -O -L/usr/local/v6/lib -Wall
-LIBS = -linet6
+CFLAGS += -Wall
+#LIBS = -linet6
 
 INSTALL = @INSTALL@
 INSTALL_PROGRAM = @INSTALL_PROGRAM@
@@ -11,7 +11,7 @@ geta: geta.c
 	$(CC) $(CFLAGS) -o geta geta.c $(LIBS)
 
 install: geta
-	$(INSTALL) geta @prefix@/bin
+	$(INSTALL) geta $(DESTDIR)@prefix@/bin
 
 clean:
 	rm -f geta *.o *~ *.core