Compiling isdn.o as a module I've got this error : depmod: *** Unresolved symbols in /lib/modules/2.5.41/kernel/drivers/isdn/i4l/isdn.o depmod: eth_header Compiling into the kernel is fine. --- Compiling hisax as a module I've got this error : drivers/isdn/hisax/config.c: In function `checkcard': drivers/isdn/hisax/config.c:1176: structure has no member named `sync' make[3]: *** [drivers/isdn/hisax/config.o] Error 1 make[2]: *** [drivers/isdn/hisax] Error 2 make[1]: *** [drivers/isdn] Error 2 make: *** [drivers] Error 2 Commented out that line is fine. -- modprobing hisax type=18 protocol=2 I've got the attached oops I'm using a vanilla RH 7.3 whit the attached kernel config thanks in advance, luca