diff --git a/zsh-xdg-setup b/zsh-xdg-setup
index 02f101f..52d73de 100755
--- a/zsh-xdg-setup
+++ b/zsh-xdg-setup
@@ -4,6 +4,7 @@
 
 ZSHENV_PATH="/etc/zshenv"
 
+# FIXME: Use POSIX-compliant method
 case "$(realpath $ZSHENV_PATH)" in
     *"/nix/"* )
         ZSHENV_PATH="/etc/zshenv.local"
@@ -11,7 +12,8 @@ case "$(realpath $ZSHENV_PATH)" in
 esac 
 
 __EXTRA=""
-if [[ "$OSTYPE" == "darwin"* ]]; then
+# FIXME: Use POSIX-compliant method
+if [[ "$OSTYPE" == "darwin"* ]]; then  # We can't access ZI_IS_DARWIN just yet, so we'll do it manually
 	# REF: https://github.com/null2264/Hackintosh-L460?tab=readme-ov-file#bluetooth-workaround
 	BT_ADDRESS="$(system_profiler SPBluetoothDataType | grep "Address:" | head -1 | sed "s/ *Address: \(.*\)/\1/g")"
 	[ "$BT_ADDRESS" = "" ] || __EXTRA="""