[krbdev.mit.edu #1342] fix for requiring gawk

[Tom Yu via RT]

>>>>> "DL" == Dave Love <d.love at dl.ac.uk> writes:

DL> "Tom Yu via RT" <rt-comment at krbdev.mit.edu> writes:

>> I think the thing to do would be to explicitly override the setting of
>> the AWK variable on the make command line if you need to actually use
>> the top-level targets that need it, e.g. kerbsrc.zip.

DL> Indeed; I don't see why the normal case should lose.  Failure to build
DL> on anything without gawk installed as such is rather unfortunate.

Just to be clear: you _were_ attempting to build kerbsrc.zip, not
actually attempting to build the Unix binaries, right?

---Tom