Revert "Just use pthread__t handle as tid"
Revert "Just use pthread__t handle as tid"

Stupid, since we need the id as identifier for DQs...

This reverts commit 6bafee078dd2a2feb1a584dceec59b4df0847673.

cksystemsgroup/scalloc,cksystemsgroup/scalloc,cksystemsgroup/scalloc