ode. The simplest way to use it is to type <CODE>
brk</CODE>
 with a single <CODE>
addr</CODE>
 argument. The address is usually a routine name for a suspect procedure, and when the breakpoint is reached the code-stepping commands can be used to examine it carefully. The <CODE>
brk</CODE>
 command can also create conditional breakpoints which will only be taken if certain conditions are satisfied. Once set, a breakpoint is given an integer number which can be obtained using the <CODE>
list</CODE>
 subcomman