patch 9.0.1286: Coverity warns for using a NULL pointer Commit: https://github.com/vim/vim/commit/546933f4974d0e0966a4d4e78a6a46b7532d71c6 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Feb 6 16:40:49 2023 +0000 patch 9.0.1286: Coverity warns for using a NULL pointer Problem: Coverity warns for using a NULL pointer. Solution: Bail out whan "varp" is NULL.

#! /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