diff --git a/.profile b/.profile
index 278d66f4..a7c5f50b 100755
--- a/.profile
+++ b/.profile
@@ -55,6 +55,7 @@ fi
 
 # Aliases for common utilities
 if [ "`uname`" = "Linux" ]; then
+	# Assume we have GNU coreutils
 	lsarguments='--color=auto --group-directories-first'
 	alias l="ls -CF  --file-type $lsarguments"
 	alias la="ls -AF  --file-type $lsarguments"
@@ -64,6 +65,7 @@ if [ "`uname`" = "Linux" ]; then
 
 	alias rm='rm -I'
 else
+	# Else only assume POSIX/BSD
 	lsarguments='-F'
 	alias l="ls -$lsarguments"
 	alias la="ls -A $lsarguments"