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Explain: - execve(2) handling and behavior, SIGTRAP & TRAP_EXEC - reference PaX MPROTECT restrictions for debuggers - software breakpoints handling and behavior, SIGTRAP & TRAP_BKPT - single step behavior, SIGTRAP & TRAP_TRACE - list predefined MI symbols for help debuggers in port specific headers - explain that PT_TRACE_ME does not send a SIGSTOP signal Sponsored by <The NetBSD Foundation>