--- Makefile.gcc.orig	Fri Jun 30 17:53:36 2000
+++ Makefile.gcc	Sat Jul  1 19:46:33 2000
@@ -10,10 +10,10 @@
 
 # macros --------------------------------------------------------------------
 
-CC = gcc
-LD = gcc
+CC?= gcc
+LD = $(CC)
 RM = rm -f
-CFLAGS = -I. -O -Wall
+CFLAGS+= -I. -Wall
 # [note that -Wall is a gcc-specific compilation flag ("all warnings on")]
 LDFLAGS =
 O = .o