Older autoconfs (<2.60?) don't understand them.

M ./libraries/Makefile +2

M ./libraries/Makefile -3 +3

I think this fixes #1209

Previously:

outofmem.exe: getMBlocks: VirtualAlloc MEM_RESERVE 1025 blocks failed: Not enoug
h storage is available to process this command.

Now:

outofmem.exe: out of memory

We don't need fixed Names for NDP built-ins. Instead, we can look them up
ourselves during VM initialisation.