rvm in rvm-1.0.22

- old
+ new

@@ -2,12 +2,11 @@
 
 # rvm : Ruby enVironment Manager
 # http://rvm.beginrescueend.com
 # http://github.com/wayneeseguin/rvm
 
-grep -q '^rvm ()' < <( declare -f ) # Is RVM is a shell function?
-
-if [[ $? -gt 0 || ${rvm_reload_flag:-0} -eq 1 ]] ; then
+# Is RVM loaded as a shell function already?
+if ! declare -f rvm > /dev/null || [[ ${rvm_reload_flag:-0} -eq 1 ]] ; then
 
   if [[ ${rvm_ignore_rvmrc:-0} -eq 0 ]]; then
 
     for rvmrc in /etc/rvmrc "$HOME/.rvmrc" ; do
 