commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Aug 29 22:49:24 2016 +0200 patch 7.4.2293 Problem: Modelines in source code are inconsistant. Solution: Use the same line in most files. Add 'noet'. (Naruhiko Nishino)

#! /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