diff -Nur secure_delete-3.1-old//Makefile secure_delete-3.1/Makefile
--- secure_delete-3.1-old//Makefile	2011-06-20 09:13:27.256001364 +0300
+++ secure_delete-3.1/Makefile	2011-06-20 09:13:47.349001319 +0300
@@ -1,4 +1,4 @@
-CC=gcc
+CC ?= gcc
 OPT=$(CFLAGS) -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
 #OPT=-Wall -D_DEBUG_ -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
 INSTALL_DIR=$(prefix)/bin