--- Makefile.orig	2012-11-21 17:50:43 UTC
+++ Makefile
@@ -104,7 +104,7 @@ REVISION ?= $(shell git describe --abbrev=40 --always 
 
 # Update revision.h if necessary
 UNUSED := $(shell \
-	REV="\#define cparser_REVISION \"$(REVISION)\""; \
+	REV="#define cparser_REVISION \"$(REVISION)\""; \
 	echo "$$REV" | cmp -s - revision.h 2> /dev/null || echo "$$REV" > revision.h \
 )