fixed a couple of awk parsing bugs

- lost token in an expression like bash | xyz + 20 for the way preget_token() was used.
- wrong redirection handling in an expression like print 1,2,3 > (4)

qse/regress/awk/regress.sh.in

@@ -178,7 +178,7 @@ PROGS="
 	lang-049.awk!!!--newline=on -d-
 
 	columnate.awk!passwd.dat!!--newline=on -F:
-	levenshtein-utests.awk!!!--newline=on --extrakws=on
+	levenshtein-utests.awk!!!--newline=on
 	rcalc.awk!!!--newline=on -v target=89000
 	quicksort.awk!quicksort.dat!!
 	quicksort2.awk!quicksort2.dat!!-vQSEAWK=\"${QSEAWK}\" -vSCRIPT_PATH=\"${SCRIPT_DIR}\"