[ruby/fiddle] Use RbConfig::SIZEOF (#19)

nobu · hsbt · commit 30d46966a979 · 2019-10-24T19:34:36.000+09:00
ruby/fiddle@ea06b28db8
diff --git a/test/fiddle/helper.rb b/test/fiddle/helper.rb
@@ -19,7 +19,7 @@
   libm_so = File.join(libdir, "libm.so")
 when /linux/
   libdir = '/lib'
-  case [0].pack('L!').size
+  case RbConfig::SIZEOF['void*']
   when 4
     # 32-bit ruby
     libdir = '/lib32' if File.directory? '/lib32'
@@ -53,7 +53,7 @@
   libm_so = "/usr/lib/libm.so"
 when /solaris/
   libdir = '/lib'
-  case [0].pack('L!').size
+  case RbConfig::SIZEOF['void*']
   when 4
     # 32-bit ruby
     libdir = '/lib' if File.directory? '/lib'
