rrdtool: fix pathname comparisons

1 files changed, 2 insertions, 2 deletions

diff --git a/Library/Formula/rrdtool.rb b/Library/Formula/rrdtool.rb
index 90bc0c067..de410b35e 100644
--- a/Library/Formula/rrdtool.rb
+++ b/Library/Formula/rrdtool.rb
@@ -24,7 +24,7 @@ class Rrdtool < Formula
     which_perl = which 'perl'
     which_ruby = which 'ruby'
 
-    opoo "Using system Ruby. RRD module will be installed to /Library/Ruby/..." if which_ruby.realpath.to_s == RUBY_PATH
+    opoo "Using system Ruby. RRD module will be installed to /Library/Ruby/..." if which_ruby.realpath == RUBY_PATH
     opoo "Using system Perl. RRD module will be installed to /Library/Perl/..." if which_perl.to_s == "/usr/bin/perl"
 
     args = %W[
@@ -32,7 +32,7 @@ class Rrdtool < Formula
       --prefix=#{prefix}
     ]
     args << "--enable-perl-site-install" if which_perl.to_s == "/usr/bin/perl"
-    args << "--enable-ruby-site-install" if which_ruby.realpath.to_s == RUBY_PATH
+    args << "--enable-ruby-site-install" if which_ruby.realpath == RUBY_PATH
 
     system "./configure", *args