mathom.nas.nasa.gov > root gdb ./rdsame
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GDB 4.16 (alpha--netbsd), Copyright 1996 Free Software Foundation, Inc...
(gdb) run
`/./rdsame' has disappeared; keeping its symbols.
Starting program: /./rdsame 
/usr/local/bin/bash: /./rdsame: No such file or directory
/usr/local/bin/bash: exec: /./rdsame: cannot execute: No such file or
directory

Program exited with code 0176.
You can't do that without a process to debug
(gdb) 


Is there a newer gdb?