]]> ]]> tt_message_uid library call tt_message_uid retrieve the user identifier attribute from a message #include <Tt/tt_c.h> uid_t tt_message_uid Tt_message m The tt_message_uid function retrieves the user identifier attribute from the specified message. The ToolTalk service automatically sets the user identifier of a message with the user identifier of the process that created the message. The m argument is the opaque handle for the message involved in this operation. Upon successful completion, the tt_message_uid function returns the user identifier of the message. If the group nobody is returned, the message handle is not valid. &cdeman.Tt.tt.c.h;, &cdeman.tt.message.gid;.