Установка Freeradius

Подскажите, что может быть при компиляции моделя rlm_krb5 freeradius 1.0.1 вылетает на ошибку. Как откомпилировать без этого модуля?

gmake[6]: Entering directory `/usr/src/redhat/SOURCES/freeradius-1.0.1/src/modules/rlm_krb5'
gcc -g -O2 -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DOPENSSL_NO_KRB5 -Wall -D_GNU_SOURCE -g -Wshadow -Wpointer-arith -Wcast-qual -Wcast-align -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wnested-externs -W -Wredundant-decls -Wundef -I../../include -c rlm_krb5.c -o rlm_krb5.o
rlm_krb5.c:40:21: error: com_err.h: No such file or directory
rlm_krb5.c: In function 'verify_krb5_tgt':
rlm_krb5.c:105: warning: passing argument 2 of 'krb5_kt_read_service_key' discards qualifiers from pointer target type
rlm_krb5.c: In function 'krb5_auth':
rlm_krb5.c:219: warning: initialization discards qualifiers from pointer target type
rlm_krb5.c:257: warning: pointer targets in assignment differ in signedness
rlm_krb5.c:258: warning: pointer targets in assignment differ in signedness
rlm_krb5.c:305: warning: implicit declaration of function 'krb5_get_in_tkt_with_password'
rlm_krb5.c:305: warning: nested extern declaration of 'krb5_get_in_tkt_with_password'
gmake[6]: *** [rlm_krb5.o] Error 1
gmake[6]: Leaving directory `/usr/src/redhat/SOURCES/freeradius-1.0.1/src/modules/rlm_krb5'
gmake[5]: *** [common] Error 1
gmake[5]: Leaving directory `/usr/src/redhat/SOURCES/freeradius-1.0.1/src/modules'
gmake[4]: *** [all] Error 2
gmake[4]: Leaving directory `/usr/src/redhat/SOURCES/freeradius-1.0.1/src/modules'
gmake[3]: *** [common] Error 1
gmake[3]: Leaving directory `/usr/src/redhat/SOURCES/freeradius-1.0.1/src'
gmake[2]: *** [all] Error 2
gmake[2]: Leaving directory `/usr/src/redhat/SOURCES/freeradius-1.0.1/src'
gmake[1]: *** [common] Error 1
gmake[1]: Leaving directory `/usr/src/redhat/SOURCES/freeradius-1.0.1'