anchor.diff:  :: trailing quotes added while validating
   set alias_value=!alias_value:~0,-1!
   
  -:: '.' escaped
  -set alias_name_esc=!alias_name:.=\.!
  -
   ::remove spaces
   set _temp=%alias_name: =%
   
  
positive.code: :p_del
  set del_alias=%~1
  
  :: '.' escaped
  set del_alias_esc=!del_alias:.=\.!
  
  %WINDIR%\System32\findstr /v /i "^%del_alias_esc%=" "%ALIASES%" >> "%ALIASES%.tmp"
  type "%ALIASES%".tmp > "%ALIASES%" & @del /f /q "%ALIASES%.tmp"
  doskey %del_alias%=
  doskey /macrofile="%ALIASES%"
  
negative.code: )
  
  :: replace already defined alias
  %WINDIR%\System32\findstr /b /l /v /i "%alias_name%=" "%ALIASES%" >> "%ALIASES%.tmp"
  echo %alias_name%=%alias_value% >> "%ALIASES%.tmp" && type "%ALIASES%.tmp" > "%ALIASES%" & @del /f /q "%ALIASES%.tmp"
  doskey /macrofile="%ALIASES%"
  endlocal
  