--- LVM2.2.02.106.orig/make.tmpl.in	2014-04-10 17:38:46.000000000 +0200
+++ LVM2.2.02.106/make.tmpl.in	2014-05-23 08:48:28.000000000 +0200
@@ -46,7 +46,7 @@ LIBS = @LIBS@
 STATIC_LIBS = $(SELINUX_LIBS) $(UDEV_LIBS) $(BLKID_LIBS)
 DEFS += @DEFS@
 # FIXME set this only where it's needed, not globally?
-CFLAGS += @CFLAGS@
+CFLAGS ?= @CFLAGS@
 CLDFLAGS += @CLDFLAGS@
 ELDFLAGS += @ELDFLAGS@
 LDDEPS += @LDDEPS@