/* $Id$ */ /* * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands. * See the copyright notice in the ACK home directory, in the file "Copyright". */ extern cs_machinit(); /* (FILE *f) * Read phase-specific information from f. */ extern bool desirable(); /* (avail_p avp) * Return whether it is desirable to eliminate * the recurrences of the expression in avp. * At the same time delete the recurrences * for which it is not allowed. */