[root@tdm-2 zaptel]# make
make[1]: Entering directory `/usr/src/zaptel'
gcc     gendigits.c  -lm -o gendigits
./gendigits > tones.h
gcc -o makefw makefw.c
./makefw tormenta2.rbt tor2fw > tor2fw.h
Loaded 69900 bytes from file
./makefw pciradio.rbt radfw > radfw.h
Loaded 42096 bytes from file
make -C /lib/modules/2.6.9-42.0.3.plus.c4smp/build SUBDIRS=/usr/src/zaptel modules
make[2]: Entering directory `/usr/src/kernels/2.6.9-42.0.3.plus.c4-smp-i686'
  CC [M]  /usr/src/zaptel/pciradio.o
  CC [M]  /usr/src/zaptel/tor2.o
  CC [M]  /usr/src/zaptel/torisa.o
/usr/src/zaptel/torisa.c:1145: warning: 'set_tor_base' defined but not used
  CC [M]  /usr/src/zaptel/wcfxo.o
  CC [M]  /usr/src/zaptel/wct1xxp.o
  CC [M]  /usr/src/zaptel/wctdm.o
  CC [M]  /usr/src/zaptel/wctdm24xxp.o
  CC [M]  /usr/src/zaptel/wcte11xp.o
  CC [M]  /usr/src/zaptel/wcusb.o
  CC [M]  /usr/src/zaptel/zaptel.o
/usr/src/zaptel/zaptel.c: In function `zt_unregister':
/usr/src/zaptel/zaptel.c:4734: error: `new_maxspans' undeclared (first use in this function)
/usr/src/zaptel/zaptel.c:4734: error: (Each undeclared identifier is reported only once
/usr/src/zaptel/zaptel.c:4734: error: for each function it appears in.)
/usr/src/zaptel/zaptel.c:4735: error: `new_master' undeclared (first use in this function)
/usr/src/zaptel/zaptel.c: At top level:
/usr/src/zaptel/zaptel.c:226: warning: 'fcstab' defined but not used
make[3]: *** [/usr/src/zaptel/zaptel.o] Error 1
make[2]: *** [_module_/usr/src/zaptel] Error 2
make[2]: Leaving directory `/usr/src/kernels/2.6.9-42.0.3.plus.c4-smp-i686'
make[1]: *** [linux26] Error 2
make[1]: Leaving directory `/usr/src/zaptel'
make: *** [all] Error 2