anchor.diff:  vars.PREFIX = nil
   vars.VERSION = "2.2"
   vars.SYSCONFDIR = nil
  +vars.SYSCONFFILENAME = nil
  +vars.CONFIG_FILE = nil
   vars.TREE_ROOT = nil
   vars.TREE_BIN = nil
   vars.TREE_LMODULE = nil
  
positive.code: end
  f:write(S[=[
  site_config.LUAROCKS_UNAME_M=[[$UNAME_M]]
  site_config.LUAROCKS_SYSCONFIG=[[$SYSCONFDIR\$SYSCONFFILENAME]]
  site_config.LUAROCKS_ROCKS_TREE=[[$TREE_ROOT]]
  site_config.LUAROCKS_PREFIX=[[$PREFIX]]
  site_config.LUAROCKS_DOWNLOADER=[[wget]]
  
negative.code: 
  Will configure LuaRocks with the following paths:
  LuaRocks        : $FULL_PREFIX
  Config file     : $CONFIG_FILE
  Rocktree        : $TREE_ROOT
  
  Lua interpreter : $LUA_BINDIR\$LUA_INTERPRETER
  