commit https://github.com/vim/vim/commit/9bbf63dbf8286fadc0cd6b3428010abb67b1b64d Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 16 16:49:28 2016 +0100 patch 7.4.1105 Problem: When using slices there is a mixup of variable name and namespace. Solution: Recognize variables that can't be a namespace. (Hirohito Higashi)

#! /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