nixpkgs/pkgs/development/libraries/tinyxml/2.6.2-add-pkgconfig.patch

--- a/tinyxml.pc	1970-01-01 01:00:00.000000000 +0100
+++ b/tinyxml.pc	2012-12-29 08:52:07.512266072 +0100
@@ -0,0 +1,10 @@
+prefix=@out@
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: TinyXML
+Description: A simple, small, C++ XML parser
+Version: @version@
+Libs: -L${libdir} -ltinyxml
+Cflags: -I${includedir}