diff --git a/script/build/command/options b/include/option.sh
similarity index 54%
rename from script/build/command/options
rename to include/option.sh
index e25daeea..1f4f290f 100755
--- a/script/build/command/options
+++ b/include/option.sh
@@ -1,30 +1,18 @@
-#!/usr/bin/env sh
 # SPDX-License-Identifier: MIT
 # SPDX-FileCopyrightText: 2023 Leah Rowe <leah@libreboot.org>
 
-. "include/err.sh"
-
-items=1
-
-main()
-{
-	[ $# -gt 0 ] || \
-		err "No argument given"
-	listitems "${1}" || err "No items present under: ${1}"
-}
-
 listitems()
 {
-	[ -d "${1}" ] || \
-		err "Directory not does exist: ${1}"
+	rval=1
+	[ ! -d "${1}" ] && \
+		printf "listitems: directory '%s' doesn't exist" "${1}" && \
+		    return 1
 	for x in "${1}/"*; do
 		# -e used because this is for files *or* directories
 		[ -e "${x}" ] || continue
 		[ "${x##*/}" = "build.list" ] && continue
 		printf "%s\n" "${x##*/}" 2>/dev/null
-		items=0
+		rval=0
 	done
-	return ${items}
+	return ${rval}
 }
-
-main $@
diff --git a/lbmk b/lbmk
index eac6afca..395cd130 100755
--- a/lbmk
+++ b/lbmk
@@ -10,6 +10,7 @@ set -u -e
 
 . "include/err.sh"
 . "include/export.sh"
+. "include/option.sh"
 
 read projectname < projectname
 linkpath="${0}"
@@ -45,7 +46,7 @@ initialise_command()
 		fail "running this command as root is not permitted"
 
 	[ "${mode}" = "help" ] && usage ${0} && lbmk_exit 0
-	[ "${mode}" = "list" ] && ./build command options "${buildpath}" && \
+	[ "${mode}" = "list" ] && listitems "${buildpath}" && \
 	    lbmk_exit 0
 	[ $# -lt 2 ] && usage ${0} && lbmk_exit 1
 
@@ -78,7 +79,7 @@ install_packages()
 execute_command()
 {
 	if [ "${option}" = "list" ]; then
-		./build command options "${buildpath}/${mode}" || \
+		listitems "${buildpath}/${mode}" || \
 		    fail "execute_command: cannot list command options"
 		lbmk_exit 0
 	fi
@@ -95,7 +96,7 @@ usage()
 	USAGE:	${progname} <MODE> <OPTION>
 
 	possible values for 'mode':
-	$(./build command options "${buildpath}")
+	$(listitems "${buildpath}")
 
 	For each of the above modes, you may also do:
 	${progname} <MODE> list
diff --git a/script/build/boot/roms b/script/build/boot/roms
index c0c119b5..4b29f78f 100755
--- a/script/build/boot/roms
+++ b/script/build/boot/roms
@@ -9,6 +9,7 @@
 set -u -e
 
 . "include/err.sh"
+. "include/option.sh"
 
 read projectname < projectname
 opts=""
@@ -23,7 +24,7 @@ main()
 	firstoption="${1}"
 	[ "${firstoption}" = "help" ] && usage && exit 0
 	[ "${firstoption}" = "list" ] && \
-	    ./build command options config/coreboot && exit 0
+	    listitems config/coreboot && exit 0
 
 	while [ $# -gt 0 ]; do
 		case ${1} in
@@ -46,7 +47,7 @@ main()
 	printf "Building %s ROM images\n" "${projectname}"
 
 	if [ "${firstoption}" = "all" ]; then
-		for target in $(./build command options config/coreboot); do
+		for target in $(listitems config/coreboot); do
 			buildrom "${target}" || err "build/roms (1): error"
 			[ -d "bin/${target}" ] && targets="${target} ${targets}"
 		done
@@ -81,7 +82,7 @@ usage()
 		./build boot roms x60 -p grub -d corebootfb -k usqwerty
 
 	possible values for 'target':
-	$(./build command options "config/coreboot")
+	$(listitems "config/coreboot")
 
 	Refer to the ${projectname} documentation for more information.
 	EOF
diff --git a/script/handle/make/config b/script/handle/make/config
index 59b44998..be6f1538 100755
--- a/script/handle/make/config
+++ b/script/handle/make/config
@@ -8,6 +8,7 @@
 set -u -e
 
 . "include/err.sh"
+. "include/option.sh"
 
 read projectname < projectname
 read our_version < version
@@ -66,7 +67,7 @@ handle_dependencies()
 	[ -f "${listfile}" ] || fail "list file, ${listfile}, does not exist"
 
 	# Build for all targets if no argument is given
-	targets=$(./build command options "${cfgsdir}") || \
+	targets=$(listitems "${cfgsdir}") || \
 	    fail "Cannot get options for ${cfgsdir}"
 	[ $# -gt 0 ] && targets=$@
 
diff --git a/script/update/blobs/inject b/script/update/blobs/inject
index c2f9ead6..d4a8d1aa 100755
--- a/script/update/blobs/inject
+++ b/script/update/blobs/inject
@@ -7,6 +7,7 @@
 . "include/err.sh"
 . "include/defconfig.sh"
 . "include/blobutil.sh"
+. "include/option.sh"
 
 release_archive="n"
 
@@ -16,7 +17,7 @@ main()
 
 	[ $# -lt 1 ] && err "No options specified."
 	[ "${1}" = "listboards" ] && \
-		./build command options config/coreboot && exit 0
+		listitems config/coreboot && exit 0
 
 	archive="${1}"
 
diff --git a/script/update/project/trees b/script/update/project/trees
index 084ef1e3..7038cfde 100755
--- a/script/update/project/trees
+++ b/script/update/project/trees
@@ -9,6 +9,7 @@ set -u -e
 
 . "include/err.sh"
 . "include/git.sh"
+. "include/option.sh"
 
 _target=""
 tree=""
@@ -29,7 +30,7 @@ main()
 	[ -d "${cfgsdir}" ] || err "unsupported project name"
 	shift 1
 
-	targets=$(./build command options "${cfgsdir}")
+	targets=$(listitems "${cfgsdir}")
 	[ $# -gt 0 ] && targets=$@
 	[ -z "${targets}" ] && \
 	    err "No targets available for project: ${project}"