fusl/src/thread/pthread_mutexattr_setpshared.c

#include "pthread_impl.h"

int pthread_mutexattr_setpshared(pthread_mutexattr_t* a, int pshared) {
  if (pshared > 1U)
    return EINVAL;
  a->__attr &= ~128U;
  a->__attr |= pshared << 7;
  return 0;
}