SOLARIS THREADS:
-The collector must be compiled with -DGC_SOLARIS_THREADS (thr_ functions)
-or -DGC_THREADS to be thread safe. This assumes use of the pthread_
-interface. Old style Solaris threads are no longer supported.
+The collector must be compiled with -DGC_THREADS to be thread safe.
+This assumes use of the pthread_ interface. Old style Solaris threads
+are no longer supported.
It is also essential that gc.h be included in files that call thr_create,
thr_join, thr_suspend, thr_continue, or dlopen. Gc.h macro defines