patch 8.2.1139: Vim9: test for silent echo fails in some environments Commit: https://github.com/vim/vim/commit/8f510afcd616fc62291fb41f9dd03ce298f1c601 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jul 5 18:48:23 2020 +0200 patch 8.2.1139: Vim9: test for silent echo fails in some environments Problem: Vim9: test for silent echo fails in some environments. Solution: Use :function instead of :def.

#! /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