extconf.rb in boost_distributions-0.1.1

- old
+ new

@@ -4,9 +4,11 @@
 cflags = " -Wall"
 $CFLAGS += cflags
 $CPPFLAGS += cflags if RUBY_VERSION >= "2.0.0"
 $LOCAL_LIBS += " -lstdc++ "
 
+dir_config('boost')
+
 IO_TARGETS = [
   [Kernel, :instance_eval],
   [(class << File; self; end), :class_eval], # https://github.com/ruby/ruby/commit/19beb028
 ]
 def IO_TARGETS.mod(&b)