threads.c

#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <stdint.h>
#include <inttypes.h>
#include <pthread.h>

void *func(void *arg) {
	sleep(4);
	printf("\n %" PRIiPTR, (intptr_t)arg);
	free(arg);
	pthread_exit(NULL);
	}

int main(){

	int i = 1;
	int rc;
	int *p;
	int t = -1;
	pthread_t tld;

	while(i) {
		p = (int*) malloc( sizeof(int));
		if(p == NULL ){
			perror("malloc failed: ");
			pthread_exit (NULL);
			}
		t=t+1;
		*p = t;
		rc = pthread_create( &tld, NULL, func, p);
		}

	return 0;
}