Module Name:	src
Committed By:	jmc
Date:		Thu Feb 13 23:50:34 UTC 2003

Modified Files:
	src/share/man/man4: ddb.4
	src/sys/ddb: db_command.c

Log Message:
Add a synonym for trace - 'bt' and document it


To generate a diff of this commit:
cvs rdiff -r1.58 -r1.59 src/share/man/man4/ddb.4
cvs rdiff -r1.67 -r1.68 src/sys/ddb/db_command.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.