…w works on configure generated using autoconf 2.57.
…OS's but allows us to build PHP with threading support and therefore we can build as an Apache 2 module. The locking is currently done using benaphores but this may be reviewed.
Add a list of compiler/platforms where the flags are known to work.
variables. That allows us to check for the availability of POSIX threads before actually using it.
* Check for pthread_mutexattr_init() for improved SGI support