I tried to compile 1.6.0 with --with-threads. But, looks like this is no longer supported. #--with-threads=*) USE_THREADS="$value" ;; #--with-threads) USE_THREADS="pthreads" ;; Can anyone please comment on this. Posted at Nginx Forum: http://forum.nginx.org/read.php?2,249686,249688#msg-249688