Painful apache compilation

[Giuseppe Ricioppo]

Hi folks!!!

I am attempting to compile apache+mod_perl+php+mod_python.
When I run make the result is...
#####################
......snipped for brevity.....
...........................................
/usr/src/Python-2.2/libpython2.2.a(thread.o): In function
`PyThread_start_new_thread':
/usr/src/Python-2.2/Python/thread_pthread.h:174: undefined reference to
`pthread_sigmask'
/usr/src/Python-2.2/Python/thread_pthread.h:176: undefined reference to
`pthread_create'
/usr/src/Python-2.2/Python/thread_pthread.h:201: undefined reference to
`pthread_sigmask'
/usr/src/Python-2.2/Python/thread_pthread.h:210: undefined reference to
`pthread_detach'
collect2: ld returned 1 exit status
make[2]: *** [target_static] Error 1
make[2]: Leaving directory `/usr/src/apache_1.3.22/src'
make[1]: *** [build-std] Error 2
make[1]: Leaving directory `/usr/src/apache_1.3.22'
make: *** [build] Error 2
###########################

Wow!!! But... What does it mean? How can I solve the problem?

Thanks a lot.

Giuseppe Ricioppo.