File realpath-1.12-support-destdir.patch of Package realpath

--- realpath-1.12/Makefile.orig	2010-01-06 17:27:48.749654908 +0100
+++ realpath-1.12/Makefile	2010-01-06 17:28:01.075529217 +0100
@@ -25,7 +25,7 @@ ifeq (,$(findstring nostrip,$(DEB_BUILD_
 endif
 
 
-prefix		= debian/realpath
+prefix		= $(DESTDIR)
 
 bindir		= $(prefix)/usr/bin
 man1dir		= $(prefix)/usr/share/man/man1