commit https://github.com/vim/vim/commit/9fe885e49ade94e6277db0dd18a5bbc1c94c60c4 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 8 16:06:55 2016 +0100 patch 7.4.1515 Problem: Channel test is a bit flaky. Solution: Instead of a fixed sleep time wait until an expression evaluates to true.

@echo off
rem To be used on MS-Windows for Visual C++ 2008 Express Edition
rem   aka Microsoft Visual Studio 9.0.
rem See INSTALLpc.txt for information.
@echo on

call "%VS90COMNTOOLS%vsvars32.bat"