--- Makefile	2017-07-19 14:14:17.000000000 +0200
+++ Makefile	2017-07-19 14:14:51.000000000 +0200
@@ -1,7 +1,7 @@
 all: gzrecover
 
 gzrecover: gzrecover.o
-	cc -Wall -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 gzrecover.c -lz -o gzrecover
+	$(CC) $(CFLAGS) -o gzrecover -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 gzrecover.c $(LDFLAGS) -lz
 
 clean:
 	rm gzrecover