diff --git a/sh/main.sh b/sh/main.sh
index 75036ef..48e7f08 100755
--- a/sh/main.sh
+++ b/sh/main.sh
@@ -132,23 +132,6 @@ rwx_shell_interactive() {
 	esac
 }
 
-# ╭──────┬─────╮
-# │ main │ ifs │
-# ╰──────┴─────╯
-
-# set internal field separator to line feed
-rwx_ifs_set() {
-	_RWX_IFS="${IFS}"
-	IFS="
-"
-}
-
-# unset internal field separator
-rwx_ifs_unset() {
-	IFS="${_RWX_IFS}"
-	unset RWX_IFS
-}
-
 # ╭──────┬──────╮
 # │ main │ find │
 # ╰──────┴──────╯