xcbuild-safe.sh in gym-1.7.0

- old
+ new

@@ -39,9 +39,17 @@
   unset BUNDLE_BIN_PATH
   unset _ORIGINAL_GEM_PATH
   unset BUNDLE_GEMFILE
 fi
 
+if which rbenv > /dev/null; then
+  echo "rbenv detected, removing env variables"
+  unset RUBYLIB
+  unset RUBYOPT
+  unset GEM_HOME
+  unset GEM_PATH
+fi
+
 # to help troubleshooting
 # env | sort > /tmp/env.wrapper
 # rvm info >> /tmp/env.wrapper
 
 set -x          # echoes commands
\ No newline at end of file