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-?RCS: $Id: d_byacc.U $
-?RCS:
-?RCS: $Log: d_byacc.U,v $
-?RCS:
-?MAKE:d_byacc: byacc Setvar
-?MAKE: -pick add $@ %<
-?LINT:extern byacc
-?S:d_byacc:
-?S: This variable indicates whether byacc is available.
-?S: If the user has specified 'portability', then Makefile.SH
-?S: sees $byacc='byacc' whether or not the user actually has
-?S: byacc. This variable allows us to determine in a makefile
-?S: if we really have byacc.
-?S:.
-?X: We want byacc for perl because the perly.fixer script assumes it.
-?X: We need to patch up yacc-generated parsers to allow dynamic
-?X: allocation of the stack.
-?LINT:set d_byacc
-: Check if we really have byacc
-case "$byacc" in
-''|'byacc') val="$undef" ;;
-*) val="$define" ;;
-esac
-set d_byacc
-eval $setvar
-