-={ 2017-02-12 23:14:22.795757380+01:00 }=-

Hey Richard!

 RM> You have 64K of RAM.

:read !free
              total        used        free      shared  buff/cache   available
Mem:        4033044       67968     3850828        2348      114248     3787120
Swap:             0           0           0

Looks to me that I have FAR more than that.  However I do know what you meant.

 RM> http://cc65.github.io/cc65/

I am guessing it is a crosscompiler which requires a more capable system.  It
isn't obvious on that page but given what you've posted so far about C64's I
have to guess that is so.  I see source code is available.

 RM> https://www.c64-wiki.com/wiki/C64_Studio

No thank you.  It states (and I quote); PC (Windows, .NET)

No such critter here ... thank goodness.  :::shudder:::

Life is good,
Maurice

... Leorna hwæthwugu æt ðam wisran, þæt þu mæge læran þone unwisran.
    Learn something from the wise, so you can teach the ignorant.
--- GNU bash, version 4.4.12(1)-release (x86_64-atom-linux-gnu)