diff --git a/files/file-age b/files/file-age
index a16dac4..6c42516 100755
--- a/files/file-age
+++ b/files/file-age
@@ -23,7 +23,10 @@ STATFILE="$1"
 test -e "$STATFILE" || { echo File "$STATFILE" does not exist >&2; exit 1; }
 
 UNITS=${2:-S}
-created=$( stat -c %Y "$STATFILE" )
+case $OSTYPE in
+  darwin*) created=$( stat -f %c -t %s "$STATFILE" ) ;;
+  linux*) created=$( stat -c %Y "$STATFILE" ) ;;
+esac
 now=$( date +%s )
 age=$(( $now - $created ))
 
diff --git a/rc b/rc
index aa90186..765b80c 100755
--- a/rc
+++ b/rc
@@ -1,6 +1,6 @@
 # source me to enable tools
 
-TOOLSPATH=$( readlink -f $( dirname "$BASH_SOURCE" ) )
+TOOLSPATH=$( realpath $( dirname "$BASH_SOURCE" ) )
 
 PATH=$PATH:"$TOOLSPATH"/bin
 [[ "$1" = "-f" ]] && PATH="$TOOLSPATH"/bin:$PATH