commit https://github.com/vim/vim/commit/aad30bbcde2b268e2fffb6fd1443f27ebda9d1ff Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jun 26 17:31:03 2016 +0200 patch 7.4.1959 Problem: Crash when running test_channel.vim on Windows. Solution: Check for NULL pointer result from FormatMessage(). (Christian Brabandt)

#! /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