--- geos-3.4.1/macros/ruby.m4.orig	2013-08-25 17:35:18.906527499 +0200
+++ geos-3.4.1/macros/ruby.m4	2013-08-25 17:53:45.516481059 +0200
@@ -38,7 +38,7 @@
 		RUBY_EXTENSION_DIR=`$RUBY -rrbconfig -e 'puts RbConfig::CONFIG[["vendorarchdir"]] || Config::CONFIG[["vendorarchdir"]]'`
 
 		dnl Get Ruby shared library name, this does not include the lib prefix or extension name
-		RUBY_SO_NAME=`$RUBY -rrbconfig -e 'puts RbConfig::CONFIG[["LIBRUBY_SO"]] || Config::CONFIG[["RUBY_SO_NAME"]]'`
+		RUBY_SO_NAME=`$RUBY -rrbconfig -e 'puts RbConfig::CONFIG[["RUBY_SO_NAME"]] || Config::CONFIG[["RUBY_SO_NAME"]]'`
 		
 		dnl Get Ruby shared libary name
 		RUBY_SHARED_LIB=`$RUBY -rrbconfig -e 'puts RbConfig::CONFIG[["LIBRUBY"]] || Config::CONFIG[["LIBRUBY"]]'`