freeradius-snapshot-20061020 make error

[Velikanov]

    Good Day.
Such error in freeradius-snapshot-20061020  during "make"
What to do?

 Making all in rlm_acct_unique...
gmake[6]: Entering directory
`/u01/data/freeradius-snapshot-20061020/src/modules/rlm_acct_unique'
/u01/data/freeradius-snapshot-20061020/libtool --mode=compile
gcc  -g -O2 -I/u01/data/freeradius-snapshot-20061020/src  -c
rlm_acct_unique.c
mkdir .libs
 gcc -g -O2 -I/u01/data/freeradius-snapshot-20061020/src -c
rlm_acct_unique.c  -fPIC -DPIC -o .libs/rlm_acct_unique.o
In file included from rlm_acct_unique.c:28:
/u01/data/freeradius-snapshot-20061020/src/freeradius-devel/radiusd.h:390:
error: syntax error before "va_list"

Thanks