--- gawk-4.1.1/extension/Makefile.in.orig	2014-04-09 21:36:45.456841989 +0200
+++ gawk-4.1.1/extension/Makefile.in	2014-04-09 21:38:25.914388455 +0200
@@ -1231,7 +1231,7 @@
 
 install-data-hook:
 	for i in $(pkgextension_LTLIBRARIES) ; do \
-		$(RM) $(pkgextensiondir)/$$i ; \
+		$(RM) $(DESTDIR)$(pkgextensiondir)/$$i ; \
 	done
 
 # Keep the uninstall check working: