patch 8.2.1560: using NULL pointers in some code Commit: https://github.com/vim/vim/commit/9c2b06637b32742cac11bfd66b1a4e84583c6c2e Author: Bram Moolenaar <Bram@vim.org> Date: Tue Sep 1 19:56:15 2020 +0200 patch 8.2.1560: using NULL pointers in some code Problem: Using NULL pointers in some code. (James McCoy) Solution: Avoid adding to a NULL pointer. Use byte as unsigned.

#! /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