--- Makefile.in	2009-08-14 10:16:35.000000000 -0700
+++ Makefile.in.new	2010-01-13 23:09:39.000000000 -0800
@@ -226,7 +226,7 @@
 MAINTAINERCLEANFILES = Makefile.in aclocal.m4 config.h.in config.log configure \
 	stamp-h.in
 
-pkgconfigdir = $(libdir)/pkgconfig
+pkgconfigdir = $(prefix)/libdata/pkgconfig
 pkgconfig_DATA = libpqxx.pc
 bin_SCRIPTS = pqxx-config
 all: all-recursive