commit a7384288531ba9a235292836d6ee1e17a65a3997
Author: Joey Adams <joeyadams3.14159@gmail.com>
Date:   Sun Jan 23 21:05:03 2011 -0500

    Added PGXS support to contrib/hstore/Makefile

diff --git a/contrib/hstore/Makefile b/contrib/hstore/Makefile
index e466b6f..1d533fd 100644
--- a/contrib/hstore/Makefile
+++ b/contrib/hstore/Makefile
@@ -1,9 +1,5 @@
 # contrib/hstore/Makefile
 
-subdir = contrib/hstore
-top_builddir = ../..
-include $(top_builddir)/src/Makefile.global
-
 MODULE_big = hstore
 OBJS = hstore_io.o hstore_op.o hstore_gist.o hstore_gin.o hstore_compat.o \
 	crc32.o
@@ -12,4 +8,13 @@ DATA_built = hstore.sql
 DATA = uninstall_hstore.sql
 REGRESS = hstore
 
+ifdef USE_PGXS
+PG_CONFIG = pg_config
+PGXS := $(shell $(PG_CONFIG) --pgxs)
+include $(PGXS)
+else
+subdir = contrib/hstore
+top_builddir = ../..
+include $(top_builddir)/src/Makefile.global
 include $(top_srcdir)/contrib/contrib-global.mk
+endif