-- the problems are our fault or theirs, but it seems that using the
-- alternative 1:1 threading library libthr works around it:
"-optl-lthr"
+#elif defined(openbsd_TARGET_OS)
+ "-optc-pthread"
+ , "-optl-pthread"
#elif defined(solaris2_TARGET_OS)
"-optl-lrt"
#endif
-- with -fPIC. Labels not in the current package are assumed to be in a DLL
-- different from the current one.
, "-fPIC"
+#elif defined(openbsd_TARGET_OS)
+ -- Without this, linking the shared libHSffi fails because
+ -- it uses pthread mutexes.
+ , "-optl-pthread"
#endif
],