Error in zaptel 1.2.6 in debian

hi ,
i install zaptel 1.2.6 in debian 3.1 (sarge) , when we use command make
we get error

/usr/include/asm-generic/siginfo.h:53: error: storage size of _pad' isn't known /usr/include/linux/stat.h:68: error: storage size ofatime’ isn’t known
/usr/include/linux/stat.h:69: error: storage size of mtime' isn't known /usr/include/linux/stat.h:70: error: storage size ofctime’ isn’t known
/usr/include/linux/fs.h:262: error: storage size of ia_atime' isn't known /usr/include/linux/fs.h:263: error: storage size ofia_mtime’ isn’t known
/usr/include/linux/fs.h:264: error: storage size of ia_ctime' isn't known /usr/include/linux/quota.h:226: error: storage size ofdq_dqb’ isn’t known
/usr/include/linux/fs.h:381: error: storage size of i_atime' isn't known /usr/include/linux/fs.h:382: error: storage size ofi_mtime’ isn’t known
/usr/include/linux/fs.h:383: error: storage size of i_ctime' isn't known /usr/include/linux/fs.h:515: error: storage size off_owner’ isn’t known
zaptel.h:1113: error: storage size of confin' isn't known zaptel.h:1114: error: storage size ofconfout’ isn’t known
zaptel.c:6438: error: storage size of `zt_fops’ isn’t known
make: *** [zaptel.o] Error 1

please solve it
thanks in advance