vm_tid            658 src/platform-freebsd.cc pthread_t vm_tid() const { return vm_tid_; }
vm_tid           1053 src/platform-linux.cc int vm_tid() const { return vm_tid_; }
vm_tid            775 src/platform-openbsd.cc pthread_t vm_tid() const { return vm_tid_; }
vm_tid            693 src/platform-solaris.cc pthread_t vm_tid() const { return vm_tid_; }