--- Makefile.orig	Mon Dec 12 19:53:36 2005
+++ Makefile	Sat Dec 31 01:30:01 2005
@@ -3,10 +3,10 @@
 # Copyright (c) 1996-2005 by Solar Designer
 #
 
-CPP = gcc
-CC = gcc
-AS = gcc
-LD = gcc
+CC ?= gcc
+CPP = $(CC)
+AS = $(CC)
+LD = $(CC)
 CP = cp
 LN = ln -sf
 RM = rm -f
@@ -15,7 +15,8 @@
 PERL = perl
 NULL = /dev/null
 CPPFLAGS = -E
-CFLAGS = -c -Wall -O2 -fomit-frame-pointer
+CFLAGS ?= -O2
+CFLAGS += -c -Wall -fomit-frame-pointer
 ASFLAGS = -c
 LDFLAGS = -s
 OPT_NORMAL = -funroll-loops
