ref: f6319cf8cc9c6cccd1937ae1dfb9b27f5ff5300d dir: /sys/src/libthread/ref.c/
#include <u.h> #include <libc.h> #include <thread.h> #include "threadimpl.h" void incref(Ref *r) { ainc(&r->ref); } long decref(Ref *r) { return adec(&r->ref); }