make RBX compatible

ruby · Oct 16, 2013 · 1f105d3 · 1f105d3
1 parent 3503301
commit 1f105d3
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/ext/iconv/iconv.c b/ext/iconv/iconv.c
@@ -219,10 +219,11 @@ map_charset(VALUE *code)
     VALUE val = StringValue(*code);
 
     if (RHASH_SIZE(charset_map)) {
-	st_data_t data;
+	VALUE data;
 	VALUE key = rb_funcall2(val, rb_intern("downcase"), 0, 0);
 	StringValuePtr(key);
-	if (st_lookup(RHASH_TBL(charset_map), key, &data)) {
+	data = rb_hash_aref(charset_map, key);
+	if(!NIL_P(data)) {
 	    *code = (VALUE)data;
 	}
     }