Log Message:
Update net/wistumbler2 to 2.00-pre9, closes PR pkg/26245 from pancake
(author/maintainer).

Changes:

pre9:
   - Solve beep stuff problems
   - Solve async Xlib calls by adding some !gtk code
   - Clean Makefile and code organization
   - Drop no-pthreads support
   - Inform about NetBSD kernel segfault
   - Add popup signal meter
   - Add preferences menu
   - Add wistumbler2 logo

pre8:
  - Patch console mode #ifdefs.
  - Add correct FreeBSD includes.
  - Solve some threading problems.
  - Solve ifconfig tip (down ifaces doesn't scan)
  - Patch >100 signal beep