Index: boot/arch/arm32/loader/Makefile
===================================================================
--- boot/arch/arm32/loader/Makefile	(revision 80791a7214b411e1af8266d1f280249f724a3652)
+++ boot/arch/arm32/loader/Makefile	(revision 79872cd42e49e046628c77564cd57e01dec61da6)
@@ -33,8 +33,12 @@
 #
 
+ifndef CROSS_PREFIX
+	CROSS_PREFIX = /usr/local
+endif
+
 BFD_NAME = elf32-littlearm
 BFD_ARCH = arm
 TARGET = arm-linux-gnu
-TOOLCHAIN_DIR = /usr/local/arm/bin
+TOOLCHAIN_DIR = $(CROSS_PREFIX)/arm/bin
 
 ifeq ($(COMPILER),gcc_native)