patch 8.2.2677: Vim9: cannot use only some of the default arguments Commit: https://github.com/vim/vim/commit/38a3bfa9a2931729a5e0c28dc087f745b68988ef Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 29 22:14:55 2021 +0200 patch 8.2.2677: Vim9: cannot use only some of the default arguments Problem: Vim9: cannot use only some of the default arguments. Solution: Use v:none to use default argument value. Remove uf_def_arg_idx[], use JUMP_IF_ARG_SET. (closes #6504)

#! /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