#include "process.h" #include "headers.h" int main(void){ pthread_t thread_1, thread_2; char *msg_1 = "Hello", *msg_2 = "World"; /* error checking left out for legibility */ pthread_create(&thread_1, NULL, pr_msg_fn, (void *)msg_1); pthread_create(&thread_2, NULL, pr_msg_fn, (void *)msg_2); return 0; }