long names in 'C' programs

[Howard Johnson]

>>			you should introduce new changes gradually, and wait
>>for the old ones to die out gracefully, rather than forcing new features
>>on the user.

>  I agree with this statement, but I don't know how long I have to wait
>for the old compilers to go away.  Does somebody want to make a guide-
>line for this?

Depends on how much the customers are willing to pay for the new changes.
And, of course, whether or not they are informed enough to know the
differences.