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#if defined _POSIX_C_SOURCE && 199506L <= _POSIX_C_SOURCE
#include "pthread.h"
static pthread_key_t __per_thread_key;
static void __make_key(void)
{
pthread_key_create(&__per_thread_key, NULL);
}
static struct per_thread *per_thread(void)
{
static pthread_once_t key_once = PTHREAD_ONCE_INIT;
struct per_thread *pt;
pthread_once(&key_once, __make_key);
if ((pt = pthread_getspecific(__per_thread_key)) == NULL) {
pt = calloc(1, sizeof (*pt));
pthread_setspecific(__per_thread_key, pt);
}
return pt;
}
#endif
/*
LINK(pthread)
*/
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