@node Exception Utilities
@section Exception Utilities

@defun warning fmt args ...

@end defun

@deftp {parameter} warning-handler
Procedure, which htnaoe htn oeu htn oeu 
@end deftp

@deftp {parameter} warnings-are-errors
Boolean parameter
@end deftp

@defun fatal fmt args ...
Display the message in fmt, populated with args, then raises the UNIX
signal 2, which kills the program.
@end defun

@defun filter-stack pred? stack
@end defun