id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
1026	Postfix requires threads library to build.	stef@…	blfs-book@…	"gcc -Wmissing-prototypes -Wformat -DHAS_PCRE  -g -O -I. -I../../include -DLINUX2 
-o master master.o master_conf.o master_ent.o master_sig.o master_avail.o 
master_spawn.o master_service.o master_status.o master_listen.o master_vars.o 
master_wakeup.o master_flow.o ../../lib/libglobal.a ../../lib/libutil.a 
-L/usr/lib -lpcre -ldb -lnsl -lresolv
/usr/lib/libdb.so: undefined reference to `pthread_condattr_setpshared'
/usr/lib/libdb.so: undefined reference to `pthread_mutexattr_destroy'
/usr/lib/libdb.so: undefined reference to `pthread_mutexattr_setpshared'
/usr/lib/libdb.so: undefined reference to `pthread_mutexattr_init'
/usr/lib/libdb.so: undefined reference to `pthread_mutex_trylock'
collect2: ld returned 1 exit status
make: *** [master] Error 1
make: *** [update] Error 1

I'm guessing it's the NPTL in Berkeley makes postfix upset.

To build successfully

AUXLIBS=""$AUXLIBS -lpthread"""	defect	closed	high		BOOK	SVN	blocker	invalid