getting rid of the error msgs we don't need nor care about

keyringer

@@ -140,13 +140,13 @@ function keyringer_dispatch {
 
 # Mac OS X's readlink version does not support '-f'
 # fixing that
-if readlink -f "$0"; then
+if readlink -f "$0" >/dev/null 2>&1; then
     # great, a regular readlink -f will do!
     function readlink-f {
         readlink -f "$@"
         return $?
     }
-elif greadlink -f "$0"; then
+elif greadlink -f "$0" >/dev/null 2>&1; then
     # ah, we have greadlink available, let's use that then.
     function readlink-f {
         readlink -f "$@"