commit https://github.com/vim/vim/commit/1e96d9bf98f9ab84d5af7f98d6a961d91b17364f Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jul 29 22:15:09 2016 +0200 patch 7.4.2119 Problem: Closures are not supported. Solution: Capture variables in lambdas from the outer scope. (Yasuhiro Matsumoto, Ken Takata)

#! /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