extconf.rb in blurhash-0.1.7

- old
+ new

@@ -1,8 +1,5 @@
 require 'mkmf'
 
 $CFLAGS += ' -std=c99 -lm'
 
-# Don't link to libruby
-$LIBRUBYARG = nil
-
-create_makefile 'encode'
+create_makefile 'blurhash_ext'