Better pic flag for OpenBSD, see: [http://core.tcl.tk/tcl/info/ae059042333583f6d4e2cea4aab3c2a3e9db9a6a|ae05904233]
Better pic flag for OpenBSD, see: [http://core.tcl.tk/tcl/info/fc3dfd9bc8e16b7ee0b49850df9de93eb4aa4ea6|fc3dfd9bc8]
Merge from Trunk