--- Makefile.in.orig	2015-12-31 00:25:51 UTC
+++ Makefile.in
@@ -146,8 +146,8 @@ install: all
 	@echo "Installing xmp.h..."
 	@$(INSTALL) -m644 include/xmp.h $(DESTDIR)$(INCLUDEDIR)
 	@echo "Installing libxmp.pc..."
-	@mkdir -p $(DESTDIR)$(LIBDIR)/pkgconfig
-	@$(INSTALL) -m644 libxmp.pc $(DESTDIR)$(LIBDIR)/pkgconfig/
+	@mkdir -p $(DESTDIR)$(PREFIX)/libdata/pkgconfig
+	@$(INSTALL) -m644 libxmp.pc $(DESTDIR)$(PREFIX)/libdata/pkgconfig/
 
 depend:
 	@echo Building dependencies...