scripts/manage in rvm-0.0.92 vs scripts/manage in rvm-0.0.93

@@ -412,9 +412,11 @@
       __rvm_pushpop
     ;;
 
     ruby)
       if [[ "rvm_make_flags_flag" -eq 1 ]] ; then __rvm_make_flags ; fi
+      if [[ -z "$rvm_ruby_configure_flags" ]] ; then rvm_ruby_configure_flags="--enable_shared" ; fi
+
       __rvm_install_source $*
     ;;
 
     default)
       $rvm_scripts_path/log "fail" "must specify a ruby interpreter to install."