realname "Pthread Mutex"

define MUTEX_PTHREAD

<add>
mux_pthr.cpp
mux_pthr.h
</add>

<libs>
all!qnx,freebsd,openbsd,netbsd -> pthread
</libs>

<os>
aix
cygwin
darwin
freebsd
hpux
irix
linux
netbsd
openbsd
qnx
solaris
tru64
</os>