To obtain the version of Aldor, type ($ is the shell prompt):
$ aldor -v
The result should be something like:
Aldor version 1.0.0 for LINUX(gcc-2_96)
#1 (Warning) No files! Type `aldor -help' for help.
Totals:
Time 0.0 s
Store 592 K pool, 229K alloc - 39K free - 19K gc = 171K final