patch 8.0.1803: warning for uninitialized variable commit https://github.com/vim/vim/commit/9b50f36e405309be97e28b5e19d81ff0902c5224 Author: Bram Moolenaar <Bram@vim.org> Date: Mon May 7 20:10:17 2018 +0200 patch 8.0.1803: warning for uninitialized variable Problem: Warning for uninitialized variable. (Tony Mechelynck) Solution: Initialize it.

#! /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