* ext/io/wait/extconf.rb: suspicious checking_for.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10945 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,4 +1,4 @@
-Sat Sep 16 16:13:50 2006  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+Sat Sep 16 16:14:40 2006  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* Makefile.in, common.in, instruby.rb, ext/extmk.rb, lib/mkmf.rb:
 	  use instruby.rb to install extensions instead of ext/extmk.rb.
@@ -7,6 +7,8 @@ Sat Sep 16 16:13:50 2006  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* ext/dbm/extconf.rb: allow multiple candidates for dbm-type.
 
+	* ext/io/wait/extconf.rb: suspicious checking_for.
+
 Sat Sep 16 11:03:49 2006  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* array.c (ary_shared_first): should create embedded copies

ext/io/wait/extconf.rb

@@ -3,7 +3,7 @@ target = "io/wait"
 
 unless macro_defined?("DOSISH", "#include <ruby.h>")
   fionread = %w[sys/ioctl.h sys/filio.h].find do |h|
-    checking_for("FIONREAD") {have_macro("FIONREAD", h)}
+    have_macro("FIONREAD", h)
   end
   if fionread
     $defs << "-DFIONREAD_HEADER=\"<#{fionread}>\""