Index: u1db/cmake/Modules/FindJSON.cmake
===================================================================
--- u1db.orig/cmake/Modules/FindJSON.cmake	2013-06-23 13:45:41.871961583 -0400
+++ u1db/cmake/Modules/FindJSON.cmake	2013-06-23 13:45:52.551674701 -0400
@@ -19,7 +19,7 @@
 
 FIND_LIBRARY(JSON_LIBRARY
   NAMES ${JSON_NAMES} libjson.so libjson.dylib
-  HINTS ${PC_JSON_LIBRARY_DIRS}
+  HINTS ${PC_JSON_LIBDIR}
   /usr/lib /usr/local/lib /opt/local/lib
 )
 
