/sys$common/syshlp/helplib.hlb POSIX Threads, PTHREAD routines, pthread_create, C Binding  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    #include <pthread.h>

    int
    pthread_create (
             pthread_t   *thread,
             const pthread_attr_t   *attr,
             void *   (*start_routine) (void *),
             void   *arg);