--- src/Makefile
+++ src/Makefile
@@ -7,7 +7,8 @@
 #
 ARCH 		:= $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
 			-e s/arm.*/arm/ -e s/sa110/arm/)
-PLATFORM 	= -DPLATFORM=\"$(shell uname -s)/$(ARCH)\"
+OS		:= $(shell uname -s)
+PLATFORM 	= -DPLATFORM=\"$(OS)/$(ARCH)\"
 VERNUMBER	:= $(shell cat version)
 VERSION 	= -DVERSION=\"$(VERNUMBER)\"