Hi Timo,

> This implements big-dlfcn lock to allow multithreaded usage of
> dlopen/dlsym/dlclose. We should really clean up the dl code so
> we can use more fine grained locking or even RCU where appropriate.

Maybe it would be a good idea to check within libdl.c :

#ifndef PTHREADS_NATIVE
#error ...
#endif

I just spent a long time wondering why all of the ALSA utilities crashed
right after start-up: Buildroot had selected the standard Linux thread type
(PTHREADS_OLD)

Hein
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