patch 8.2.4039: the xdiff library is linked in even when not used Commit: https://github.com/vim/vim/commit/67ffb417861a90fd2c1b215a42fd230272ed94cb Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 8 13:36:57 2022 +0000 patch 8.2.4039: the xdiff library is linked in even when not used Problem: The xdiff library is linked in even when not used. Solution: Use configure to decide whether xdiff object files are included.

#! /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