narray fail to build in windows with mingw tool

[sgwong]

The Makefile generate with current extconf.rb file not able to build in Windows with mingw tool. The following modification will make it build and install in windows with mingw.(tested in Windows 7 64 bit ruby 1.9.2)

@@ -54,7 +54,7 @@

 if /cygwin|mingw/ =~ RUBY_PLATFORM
   if RUBY_VERSION > '1.8.0'
-    $DLDFLAGS << ",--out-implib=libnarray.a"
+    $DLDFLAGS << " -Wl,--out-implib=libnarray.a"
   elsif RUBY_VERSION > '1.8'
     CONFIG["DLDFLAGS"] << ",--out-implib=libnarray.a"
     system("touch libnarray.a")  

[masa16]

Thank you for the patch. This is fixed at the branch head.