bin/rconf in rconf-0.9.9 vs bin/rconf in rconf-0.9.10

@@ -137,12 +137,11 @@
       rubies = rubies.split("\n")[3..-1]
       report_fatal 'Failed to list install rubies (is rvm in your path?)' unless rubies
       rubies.each do |ruby|
         ruby =~ /(\s+| =>)([^ ]*)\s.*/
         ruby = Regexp.last_match(2)
-        gemsets = Command.execute('rvm', ruby, 'exec', 'rvm', 'gemset', 'list',
-                                  :env => { 'rvm_is_not_a_shell_function' => '0' }).output.split("\n")
+        gemsets = Command.execute('rvm', ruby, 'exec', 'rvm', 'gemset', 'list').output.split("\n")
         i = gemsets.index { |gs| gs =~ /^gemsets for #{ruby} / }
         if i
           gemsets = gemsets[i + 1..-1]
           gemsets.each do |gs|
             gs = gs.lstrip
@@ -162,20 +161,18 @@
     # === Return
     # true:: Always return true
     def update_rconf(version)
       run_in_all_gemsets do |ruby, gs|
         report_check("Checking rconf for #{ruby}@#{gs}")
-        rconf = Command.execute('rvm', "#{ruby}@#{gs}", 'gem', 'list', 'rconf',
-                                :env => { 'rvm_is_not_a_shell_function' => '0' }).output
+        rconf = Command.execute('rvm', "#{ruby}@#{gs}", 'gem', 'list', 'rconf').output
         if rconf =~ /rconf \(#{version}/
           report_success
         elsif rconf =~ /^rconf /
           report_failure
           report_check("Updating rconf for #{ruby}@#{gs}")
           res = Command.execute('rvm', "#{ruby}@#{gs}", 'gem', 'install', 
-                                'rconf', '-v', version, '--no-ri', '--no-rdoc',
-                                :env => { 'rvm_is_not_a_shell_function' => '0' })
+                                'rconf', '-v', version, '--no-ri', '--no-rdoc')
           report_result(res.success?)
         else
           report('SKIPPED (no rconf)')
         end
       end
@@ -186,15 +183,13 @@
     # === Return
     # true:: Always return true
     def remove
       ProgressReporter.report_to_stdout
       run_in_all_gemsets do |ruby, gs|
-        rconf = Command.execute('rvm', "#{ruby}@#{gs}", 'gem', 'list', 'rconf',
-                                :env => { 'rvm_is_not_a_shell_function' => '0' }).output
+        rconf = Command.execute('rvm', "#{ruby}@#{gs}", 'gem', 'list', 'rconf').output
         if rconf =~ /^rconf /
           report_check("Removing rconf from #{ruby}@#{gs}")
-          res = Command.execute('rvm', "#{ruby}@#{gs}", 'gem', 'uninstall', '-a', '-x', 'rconf',
-                                :env => { 'rvm_is_not_a_shell_function' => '0' })
+          res = Command.execute('rvm', "#{ruby}@#{gs}", 'gem', 'uninstall', '-a', '-x', 'rconf')
           report_result(res.success?)
         end
       end
     end