[cvs-nhc98] Improve display in hat-stack, particularly file/line/colum

malcolm: Fri Jun 15 18:20:12 CEST 2001 Update of /usr/src/master/nhc/src/tracer/hat In directory hinken:/tmp/cvs-serv28764 Modified Files: hat-stack.c Log Message: Improve display in hat-stack, particularly file/line/column info.