rudolf@LinuxCNC:~/linuxcnc/src/hal/driver$ dir
halrun\ cmds  realtime	rt8p8c.comp  start_net.sh  stop_net.sh
rudolf@LinuxCNC:~/linuxcnc/src/hal/driver$ halcompile --install rt8p8c.comp
make KBUILD_EXTRA_SYMBOLS=/usr/realtime-3.4-9-rtai-686-pae/modules/linuxcnc/Module.symvers -C /usr/src/linux-headers-3.4-9-rtai-686-pae SUBDIRS=`pwd` CC=gcc V=0 modules
make[1]: Entering directory `/usr/src/linux-headers-3.4-9-rtai-686-pae'
  CC [M]  /tmp/tmpDui9z6/rt8p8c.o
rt8p8c.comp:98:44: fatal error: /usr/local/rtnet/include/rtnet.h: Datei oder Verzeichnis nicht gefunden
compilation terminated.
make[4]: *** [/tmp/tmpDui9z6/rt8p8c.o] Fehler 1
make[3]: *** [_module_/tmp/tmpDui9z6] Fehler 2
make[2]: *** [sub-make] Fehler 2
make[1]: *** [all] Fehler 2
make[1]: Leaving directory `/usr/src/linux-headers-3.4-9-rtai-686-pae'
make: *** [modules] Fehler 2
rudolf@LinuxCNC:~/linuxcnc/src/hal/driver$