--- Makefile.in.org	2006-05-12 15:29:02.000000000 -0400
+++ Makefile.in	2006-05-12 15:29:10.000000000 -0400
@@ -9,7 +9,7 @@
 CC= gcc
 AR=/usr/bin/ar
 RANLIB=/usr/bin/ranlib
-CCOPT= -O2 -Wall @PCAP_INCLUDE@ @TCL_INC@ @USE_TCL@
+CCOPT= $(CFLAGS) -Wall @PCAP_INCLUDE@ @TCL_INC@ @USE_TCL@
 DEBUG= -g
 #uncomment the following if you need libpcap based build under linux
 #(not raccomanded)