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25 | #include <pthread.h>
#include <stdio.h>
/*
int pthread_create(pthread_t *thread, const pthread_attr_t *attr,
void *(*start_routine)(void*), void *arg);
*/
void* run(void* data)
{
//(void)data;
size_t thread_num = (size_t)data;
printf("Hello world from secondary thread %zu\n", thread_num);
return NULL;
}
int main(void)
{
pthread_t thread;
pthread_create(&thread, NULL, run, (void*)13);
printf("Hello world from main thread\n");
pthread_join(thread, NULL);
return 0;
}
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