use RD instead of RMDIR on Windows

Hi list. On Windows which MinGW or Cygwin is installed, "rmdir" in Make_dos.mak invokes MinGW/Cygwin's "rmdir.exe". It expected to invoke built-in "rmdir" of cmd.exe. We can avoid this by just using "rd" instead "rmdir" easily. Please check attached patch. Thanks. -- -- You received this me

Re: use RD instead of RMDIR on Windows

Taro Muraoka wrote: > On Windows which MinGW or Cygwin is installed, > "rmdir" in Make_dos.mak invokes MinGW/Cygwin's "rmdir.exe". > It expected to invoke built-in "rmdir" of cmd.exe. > > We can avoid this by just using "rd" instead "rmdir" easily. > Please check attached patch. I always get co