github.com/afumu/libc@v0.0.6/musl/src/thread/pthread_setconcurrency.c (about)

     1  #include <pthread.h>
     2  #include <errno.h>
     3  
     4  int pthread_setconcurrency(int val)
     5  {
     6  	if (val < 0) return EINVAL;
     7  	if (val > 0) return EAGAIN;
     8  	return 0;
     9  }