LEX_YACC_COMBINATIONS=""
LEX_YACC_COMBINATIONS="$LEX_YACC_COMBINATIONS flex-2.5.33:bison-2.3"
LEX_YACC_COMBINATIONS="$LEX_YACC_COMBINATIONS flex-2.5.34:bison-2.3"
+LEX_YACC_COMBINATIONS="$LEX_YACC_COMBINATIONS flex-2.5.35:bison-2.3"
AC_PROG_LEX
LEX_BASENAME=`basename "$LEX"`