patch 8.2.2639: build failure when fsync() is not available Commit: https://github.com/vim/vim/commit/5ea79a2599d35f75e1ae8a75d2711c754c4cb7c4 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 22 16:45:35 2021 +0100 patch 8.2.2639: build failure when fsync() is not available Problem: Build failure when fsync() is not available. Solution: Add #ifdef.

#! /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