#if HAVE_THREAD_CONTEXTS /* To use parallel ucontexts a thread pool is needed */
int nthreads = SIMIX_context_get_nthreads();
sysv_parmap = nullptr;
#if HAVE_THREAD_CONTEXTS /* To use parallel ucontexts a thread pool is needed */
int nthreads = SIMIX_context_get_nthreads();
sysv_parmap = nullptr;