--- /dev/null
+Minor build system fixes
+
+Usual build system fixes to allow CC/CFLAGS/LDFLAGS to be overriden
+from the command line, and completed by additional flags from the
+Makefile.
+
+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+
+Index: b/Makefile
+===================================================================
+--- a/Makefile
++++ b/Makefile
+@@ -12,9 +12,10 @@
+ # (at your option) any later version.
+ #
+
+-CC = gcc
+-CFLAGS = -W -Wall -Wshadow -Wstrict-prototypes -Wpointer-arith -Wcast-qual \
+- -Wcast-align -Wwrite-strings -Wmissing-prototypes -Winline -Wundef
++CC ?= gcc
++override CFLAGS += \
++ -W -Wall -Wshadow -Wstrict-prototypes -Wpointer-arith -Wcast-qual \
++ -Wcast-align -Wwrite-strings -Wmissing-prototypes -Winline -Wundef
+ #CFLAGS += -DBIGENDIAN
+ #CFLAGS += -DALIGNMENT_WORKAROUND
+
+@@ -23,7 +24,7 @@
+ #CFLAGS += -g
+
+ # Pass linker flags here
+-LDFLAGS =
++override LDFLAGS +=
+
+ DESTDIR =
+ prefix = /usr/local