<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd"> <pkgmetadata> <herd>php</herd> <use> <flag name="lock_semaphore">Enable semaphore locks instead of fcntl</flag> <flag name="lock_pthreadmutex">Enable pthread mutex locking</flag> <flag name="lock_pthreadrw">Enable pthread read/write locking</flag> <flag name="lock_spinlock">Enable spin locks (EXPERIMENTAL)</flag> </use> </pkgmetadata>