--- src/Makefile.in.orig	2012-12-08 16:46:24.000000000 +0000
+++ src/Makefile.in
@@ -289,7 +289,7 @@ DISTCLEANFILES = b_split.c split constan
 		sockets-thin.ads sockets-thin.adb \
 		sockets-constants.ads
 
-pkgconfigdir = $(libdir)/pkgconfig
+pkgconfigdir = $(libdir)data/pkgconfig
 pkgconfig_DATA = adasockets.pc
 SUFFIXES = .ads .lo .ali
 all: config.h