--- make.defs.orig	2001-01-29 22:17:12.000000000 +0300
+++ make.defs	2013-10-16 21:42:40.373773165 +0400
@@ -1,10 +1,9 @@
 #
 #
 #
-CC      = gcc
-CFLAGS  = -Wall -O2 -pedantic
-LDFLAGS =
-MAKEDEP = gcc -M
+CC      ?= gcc
+CFLAGS  += -Wall -pedantic
+MAKEDEP = $(CC) -M
 INSTALL = install
 RM      = rm -f
 #