patch 8.1.1474: 'ttybuiltin' is not tested commit https://github.com/vim/vim/commit/9aeb33639f49511cc16962a11a40844693ddb15e Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jun 6 12:36:15 2019 +0200 patch 8.1.1474: 'ttybuiltin' is not tested Problem: 'ttybuiltin' is not tested. Solution: At least test that it doesn't break things.

#! /bin/sh
#
# which.sh -- find where an executable is located.  It's here because the
# "which" command is not supported everywhere.  Used by Makefile.

IFS=":"
for ac_dir in $PATH; do
	if test -f "$ac_dir/$1"; then
		echo "$ac_dir/$1"
		break
	fi
done